{"title":"All Enclosures","description":"\u003cp\u003eL Port Enclosures\u003c\/p\u003e","products":[{"product_id":"54-litre-bass-enclosure-for-10-inch-subwoofer","title":"54 Litre Bass Enclosure for 10 inch Subwoofer","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a2915795b3d2\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003cp\u003e\u003cb\u003eProduct Specifications :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 52 cm (20.47 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 35 cm (13.77 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 30 cm (11.81 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/fredo\/category\/10-inch-enclosures.png\"\u003e\u003cspan\u003eL-Port Type Enclosure\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 10.6 Kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eUse - For 10 inch Double Magnet subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/19\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/39\/1.png\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/10-inch\/10-inch-DVC-Double-magnet-subwoofer\" target=\"_blank\"\u003eLink \u003c\/a\u003e                                                                                                                                                                     \u003ca href=\"https:\/\/fredo.in\/10-inch\/black-10-inch-double-magnet-subwoofer-4-ohms\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 15 mm to 18 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type\/Frequency  - L Port \/ 24 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Depth - 35.5 cm (14 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 5 cm (2 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 54 Litres (1.90 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 23.5 cm (9.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExternal Connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4 Binding posts (Push fit, Steel) for Dual Coil Subwoofer fitting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDual Coil Subwoofer connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-parallel.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-series.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMake Series \/ Parallel \/ Single Coil connections on 4 Binding Posts, external to the Enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eGeek Parameters :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv id=\"btf_arenas\" class=\"celwidget\" data-feature-name=\"btf_arenas\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"btf_arenas\" data-csa-c-slot-id=\"btf_arenas\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"uo5poa-puxz1y-nxtnt9-yp1lnw\"\u003e\n\u003cdiv id=\"aplus_feature_div\" class=\"celwidget pd_rd_w-u5vYv pd_rd_r-PZC7SZDDQ9GR7F1207PE pd_rd_wg-9IEEX\" data-feature-name=\"aplus\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"aplus\" data-csa-c-slot-id=\"aplus_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"syjx32-5e2g67-o8pzkq-7f4wjh\"\u003e\n\u003cdiv id=\"aplus\" class=\"a-section a-spacing-large bucket\"\u003e\n\u003cdiv class=\"aplus-v2 desktop celwidget\" data-csa-c-id=\"ay05re-4p01ga-psd1hy-8dbbmu\"\u003e\n\u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" data-csa-c-id=\"3ed2mf-umd6px-lu4s6e-ly9xcv\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cb\u003eUse Winisd with following data:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e10 inch - 54 Litre Bass Enclosure Characteristics:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eBox external dimensions 52(Width) x 35(Height) x 30(Depth) cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eExternal volume 54.6Litres (1.92 cubic feet)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensating for 18mm wall thickness 48.4 x 31.4 x 26.4 cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensated volume 40.1L\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port length compensated for 18mm wall thickness, top and bottom, 30-3.6 = 26.4cm = 10.4inch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port width 2 inch\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFollowing Subwoofer parameters may be required to get tuning frequency parameters:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fs - Driver displacement - Qts - Vas - L port width (3in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDriver displacement = 3.14 x square of (Effective Cone Diameter\/2) x Mounting Depth\/3\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct pictures :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/13\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/13\/3.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/13\/4.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/13\/5.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/13\/2.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBuying Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBank EMI available on Credit cards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCourier Tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomer Care 9840024579\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCustomer Reviews :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic1.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic2.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/wa.me\/c\/919840024579\" target=\"_blank\"\u003eWhatsApp 9840024579\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"block-expand-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003cspan class=\"tags-title\"\u003eTags:\u003c\/span\u003e\u003ca href=\"http:\/\/www.fredo.in\/index.php?route=product\/search\u0026amp;tag=10%20inch\"\u003e10 inch\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"content-bottom\"\u003e\n\u003cdiv class=\"grid-rows single-item\"\u003e\n\u003cdiv class=\"grid-row grid-row-content-bottom-1\"\u003e\n\u003cdiv class=\"row-bg\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"grid-cols-wrapper\"\u003e\n\u003cdiv class=\"grid-cols single-item\"\u003e\n\u003cdiv class=\"grid-col grid-col-content-bottom-1-1\"\u003e\n\u003cdiv class=\"grid-items single-item\"\u003e\n\u003cdiv class=\"grid-item grid-module-content-bottom-1-1-1\"\u003e\n\u003cdiv class=\"module module-side_products module-side_products-354  carousel-mode\"\u003e\n\u003cdiv class=\"module-body side-products-tabs\"\u003e\n\u003cdiv class=\"tab-container\"\u003e\n\u003cul class=\"nav nav-tabs\"\u003e\n\u003cli class=\"tab-1 active\"\u003e\u003ca href=\"https:\/\/www.fredo.in\/#side_products-6a29157960727-tab-1\" data-toggle=\"tab\"\u003eRecently Viewed\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47213257883819,"sku":"MDF10in-54L","price":5346.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/DSC_4871.jpg?v=1781166036"},{"product_id":"75-litre-bass-enclosure-for-12-inch-sub","title":"75 Litre Bass Enclosure for 12 Inch Sub","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a29723944607\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003cp\u003e\u003cb\u003eProduct Specifications :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 54 cm (21.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 40 cm (15.74 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 35 cm (13.77 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/fredo\/category\/12-inch-enclosures.png\"\u003e\u003cspan\u003eL-Port Type Enclosure\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 12.23 Kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eUse - For 12 inch Double Magnet subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/DSC_4195.jpg-main%20copy.jpg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-11-17%20at%2022.34.45.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/12-inch\/12-inch-dual-stack-ferrites-subwoofer\" target=\"_blank\"\u003eLink \u003c\/a\u003e                                                                                                                                                         \u003ca href=\"https:\/\/fredo.in\/12-inch\/12-inch-low-rider-shallow-mount-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 15 mm to 18 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type\/Frequency  - L Port \/ 25 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Depth - 31.5 cm (12.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 7.6 cm (3 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 75 Litres (2.64 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 28.5 cm (11.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExternal Connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4 Binding posts (Push fit, Steel) for Dual Coil Subwoofer fitting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDual Coil Subwoofer connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-parallel.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-series.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMake Series \/ Parallel \/ Single Coil connections on 4 Binding Posts, external to the Enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eGeek Parameters :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv id=\"btf_arenas\" class=\"celwidget\" data-feature-name=\"btf_arenas\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"btf_arenas\" data-csa-c-slot-id=\"btf_arenas\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"uo5poa-puxz1y-nxtnt9-yp1lnw\"\u003e\n\u003cdiv id=\"aplus_feature_div\" class=\"celwidget pd_rd_w-u5vYv pd_rd_r-PZC7SZDDQ9GR7F1207PE pd_rd_wg-9IEEX\" data-feature-name=\"aplus\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"aplus\" data-csa-c-slot-id=\"aplus_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"syjx32-5e2g67-o8pzkq-7f4wjh\"\u003e\n\u003cdiv id=\"aplus\" class=\"a-section a-spacing-large bucket\"\u003e\n\u003cdiv class=\"aplus-v2 desktop celwidget\" data-csa-c-id=\"ay05re-4p01ga-psd1hy-8dbbmu\"\u003e\n\u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" data-csa-c-id=\"3ed2mf-umd6px-lu4s6e-ly9xcv\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cb\u003eUse Winisd with following data:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e12 inch - 75 Litre Bass Enclosure Characteristics:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eBox external dimensions 54(Width) x 40(Height) x 35(Depth) cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eExternal volume 75.6Litres (2.66 cubic feet)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensating for 18mm wall thickness 50.4 x 36.4 x 31.4 cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensated volume 57.6L\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port length compensated for 18mm wall thickness, top and bottom, 35-3.6 = 31.4cm = 12.3inch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port width 3 inch\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFollowing Subwoofer parameters may be required to get tuning frequency parameters:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fs - Driver displacement - Qts - Vas - L port width (3in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDriver displacement = 3.14 x square of (Effective Cone Diameter\/2) x Mounting Depth\/3\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBuying Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBank EMI available on Credit cards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCourier Tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomer Care 9840024579\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCustomer Reviews :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic1.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic2.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic10.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic11.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic2.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic3.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic4.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic5.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/mdfCommonPic1.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic6.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic7.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic8.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic9.jpeg\"\u003e\u003cspan\u003e\u003ca href=\"https:\/\/wa.me\/c\/919840024579\" target=\"_blank\"\u003eWhatsApp 9840024579\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"block-expand-overlay\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tags\"\u003e\n\u003ch3 class=\"a-size-base-plus a-text-bold\"\u003e\u003ca href=\"https:\/\/g.page\/r\/CbUURx-usHMkEBM\/review\" target=\"_blank\"\u003e\u003cspan style=\"color: #ff0000;\"\u003eGoogle Reviews ➡︎\u003c\/span\u003e\u003c\/a\u003e\u003c\/h3\u003e\n\u003ch3 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cspan\u003e\u003ca href=\"https:\/\/rzp.io\/l\/mdf12in-75L\" target=\"_blank\"\u003e\u003cb\u003eQuick Checkout ➡︎\u003c\/b\u003e\u003c\/a\u003e\u003c\/span\u003e\u003ca href=\"https:\/\/g.page\/r\/CbUURx-usHMkEBM\/review\" target=\"_blank\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003e\u003ca href=\"https:\/\/rzp.io\/i\/0qXKKywoCC\" target=\"_blank\"\u003e\u003cspan style=\"color: #ff0000;\"\u003eList of ALL products ➡︎\u003c\/span\u003e\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers - Sound Magic","offers":[{"title":"Default Title","offer_id":47215558459563,"sku":"MDF12in-75L","price":6372.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/DSC_4875.jpg?v=1781165306"},{"product_id":"32-litre-bass-enclosure-for-8-inch-subwoofers","title":"32 Litre Bass Enclosure for 8 inch Subwoofers","description":"\u003cp\u003e\u003cb\u003eProduct Specifications :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 40 cm (15.74 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 32 cm (12.59 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 25 cm (9.84 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/fredo\/category\/8-inch-enclosures.png\"\u003e\u003cspan\u003eL-Port Type Enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 6.7 Kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eUse - For 8 inch Double Magnet subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/24\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/35\/3.png\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/8-inch\/8-inch-dual-stack-ferrite-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e                                                                                                                                                                                  \u003ca href=\"https:\/\/fredo.in\/8-inch\/black-8-inch-double-magnet-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 15 mm to 18 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type \/ Frequency  - L Port \/ 30 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Length - 21 cm (8.3 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 4.4 cm (1.75 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 32 Litres (1.13 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 18 cm (7.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExternal Connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4 Binding posts (Push fit, Steel) for Dual Coil Subwoofer fitting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDual Coil Subwoofer connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-parallel.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-series.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMake Series \/ Parallel \/ Single Coil connections on 4 Binding Posts, external to the Enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eGeek Parameters :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cdiv id=\"btf_arenas\" class=\"celwidget\" data-feature-name=\"btf_arenas\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"btf_arenas\" data-csa-c-slot-id=\"btf_arenas\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"uo5poa-puxz1y-nxtnt9-yp1lnw\"\u003e\n\u003cdiv id=\"aplus_feature_div\" class=\"celwidget pd_rd_w-u5vYv pd_rd_r-PZC7SZDDQ9GR7F1207PE pd_rd_wg-9IEEX\" data-feature-name=\"aplus\" data-csa-c-type=\"widget\" data-csa-c-content-id=\"aplus\" data-csa-c-slot-id=\"aplus_feature_div\" data-csa-c-asin=\"\" data-csa-c-is-in-initial-active-row=\"false\" data-csa-c-id=\"syjx32-5e2g67-o8pzkq-7f4wjh\"\u003e\n\u003cdiv id=\"aplus\" class=\"a-section a-spacing-large bucket\"\u003e\n\u003cdiv class=\"aplus-v2 desktop celwidget\" data-csa-c-id=\"ay05re-4p01ga-psd1hy-8dbbmu\"\u003e\n\u003cdiv class=\"celwidget aplus-module 3p-module-b aplus-standard\" data-csa-c-id=\"3ed2mf-umd6px-lu4s6e-ly9xcv\"\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cb\u003eUse Winisd with following data:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"a-spacing-base\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e8 inch - 32 Litre Bass Enclosure Characteristics:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eBox external dimensions 40(Width) x 32(Height) x 25(Depth) cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eExternal volume 32 Litres (1.13 cubic feet)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensating for 18mm wall thickness 36.4 x 28.4 x 21.4 cms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eCompensated volume 22.2 L\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port length compensated for 18mm wall thickness, top and bottom, 25-3.6 = 21.4cm = 8.4inch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eL port width 1.75 inch\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFollowing Subwoofer parameters may be required to get tuning frequency parameters:-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fs - Driver displacement - Qts - Vas - L port width (3in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-list-item\"\u003eDriver displacement = 3.14 x square of (Effective Cone Diameter\/2) x Mounting Depth\/3\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct Pictures :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/12\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/12\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/12\/3.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/12\/4.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBuying Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBank EMI available on Credit cards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCourier Tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomer Care 9840024579\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCustomer Reviews :- \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic10.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic2.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic11.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic2.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic3.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic4.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic5.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/mdfCommonPic1.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic6.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic7.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic8.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic9.jpeg\"\u003e\u003c\/p\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47215752085675,"sku":"MDF8in-32L","price":3987.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/01.jpg?v=1781163126"},{"product_id":"8-inch-double-subwoofer-enclosure-volume-50-litres","title":"8-Inch Double Subwoofer Enclosure Volume 50 Litres","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a299069524b3\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003cp\u003e\u003cb\u003eProduct Specifications :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 61 cm (24 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 30 cm (11.8 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 30 cm (11.8 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/2.png\"\u003e\u003cspan\u003eL-Port Volume 50 Litre\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 9.8 Kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eUse - For 8 inch subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/24\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/35\/3.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/34\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/5\/3.png\"\u003e\u003ca href=\"https:\/\/fredo.in\/8-inch\/8-inch-dual-stack-ferrite-subwoofer\" target=\"_blank\"\u003e\u003cspan\u003eLink\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e                                                                  \u003c\/span\u003e\u003ca href=\"https:\/\/fredo.in\/8-inch\/black-8-inch-single-magnet-subwoofer\" target=\"_blank\"\u003e\u003cspan\u003eLink\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e                                                                              \u003c\/span\u003e\u003ca href=\"https:\/\/fredo.in\/8-inch\/black-8-inch-double-magnet-subwoofer\" target=\"_blank\"\u003e\u003cspan\u003eLink\u003c\/span\u003e\u003c\/a\u003e\u003cspan\u003e                                                          \u003c\/span\u003e\u003ca href=\"https:\/\/fredo.in\/8-inch\/8-inch-dual-coil-subwoofer\" target=\"_blank\"\u003e\u003cspan\u003eLink\u003c\/span\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 15 mm to 18 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type \/ Frequency  - L Port \/ 30 Hz\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Length - 28.5 cm (11.2 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 4.5 cm (1.77 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Deph - 23 cm (9 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 50 Litres (1.76 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 18 cm (7.25 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eExternal Connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003c\/span\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/47\/1.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4 Binding posts (Push fit, Steel) for Dual Coil Subwoofer fitting.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eDual Coil Subwoofer connections :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-parallel.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/dvc-series.jpeg\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMake Series \/ Parallel \/ Single Coil connections on 4 Binding Posts, external to the Enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct pictures :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/3.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/4.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/15\/5.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomer Care 9840024579\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eCustomer Reviews :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic7.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic1.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDF10in-54Lpic2.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic10.jpeg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic11.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic2.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic3.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic4.jpeg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic5.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic6.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic8.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/MDFcommonPic9.jpeg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/mdfCommonPic1.jpeg\"\u003e\u003cspan\u003e\u003ca href=\"https:\/\/wa.me\/c\/919840024579\" target=\"_blank\"\u003eWhatsApp 9840024579\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47215806152875,"sku":"MDF8in-50L","price":5823.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/DSC_4855.jpg?v=1781162702"},{"product_id":"5-8-litre-bass-enclosure-for-5-25-inch-subwoofers","title":"5.8 Litre Bass Enclosure for 5.25 inch Subwoofers","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a2a33fbcd457\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cb\u003eProduct Specifications :-\u003c\/b\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 20.5 cm (8 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 18 cm (7 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 15.5 cm (6.1 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/5.png\"\u003e\u003cspan\u003eL-Port Mini Enclosure\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 1.6 Kg. Volume 5.8 litres\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cb\u003eUse - For 5.25 inch Subwoofers\u003c\/b\u003e\u003c\/h1\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/1-5.25-1.jpg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/30\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/31\/1.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/5-25-inch\/5.25-inch-jumbo-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e                                                       \u003cspan\u003e \u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/5-25-inch\/5-25-inch-subwoofer-350w-peak\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e                                       \u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/5-25-inch\/5.25-inch-bass-enhancer-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 11 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type  - L Port\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 1.9 cm (0.75 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 5.8 Litres (0.204 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 12.38 cm (4.875 inch) - \u003cb\u003eFits all brands of 5.25 inch subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBuying Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBank EMI available on Credit cards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCourier Tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustomer Care 9840024579\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\nReplacement\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47218083201195,"sku":"MDF5.25in-5.8L","price":1836.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/5_1.png?v=1781161440"},{"product_id":"fredo-4-inch-single-magnet-subwoofer-in-l-port-bass-enclosure","title":"Fredo 4 inch Single-Magnet subwoofer in L Port bass Enclosure","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a2a386c517b3\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003cp\u003e\u003cb\u003eProduct Specifications :- \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLength - 18 cm \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eHeight - 15 cm \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDepth - 15 cm\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eDriver Diameter - 4 inches\/Subwoofer or Mid Range - as per amplifier tuning\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.41.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.44.jpeg\"\u003e\u003cbr\u003e\u003cspan\u003eTotal Weight - 1.7 Kgs\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eUse - Bookshelf\/Centre Channel\/Easy listening\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eType - 4 inch subwoofer - speaker in sealed enclosure \u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eChassis Material - Stamped CR steel., powder coated.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCone Material - Rubber cone\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eVoice coil Material - Pure copper, resistive to high temperatures. Diameter 1 inch. Winding 4 Layer.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eMagnet Material - Y30 grade single ferrite. Outer Dia 72 mm and Thickness 15 mm.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePacking Material - Wood.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePower Ratings :- \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eImpedance - 4 Ohms \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eNominal Power - 35 W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePeak\/Shorting Power - 125 W\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRMS Power - Nominal Power (35) x 0.707 = 24.7 W\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cspan\u003eConnection - 2 wire terminals, internally soldered to the subwoofer\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eFrequency response - 45 Hz to 500 Hz\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eSensitivity (2.83V @ 1 meter) - 89 dB\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eSystem Type - Passive, needs external amplifier to play\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eRecommended Amplifier - 20 W to 30 W or IC 2030 circuit\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cb\u003eProduct pictures :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.42.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.41.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.44.jpeg\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/WhatsApp%20Image%202024-03-01%20at%2008.00.43.jpeg\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e Buying Options :- \u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eBank EMI available on credit cards\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCourier tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003cbr\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cspan\u003eCustomer Care 9840024579\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan\u003e\u003cb\u003ePayment options :- \u003c\/b\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/CredUPI\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLazy pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\u003cspan style=\"color: #0f1111; font-family: Amazon Ember, Arial, sans-serif;\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003cbr\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item - we REPLACE the items within 7 days of delivery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47218307432619,"sku":"Loaded4in-SM","price":2326.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/WhatsAppImage2024-03-01at08.00.42.jpg?v=1781161490"},{"product_id":"4-1-litre-enclosure-for-4-inch-subwoofers","title":"Fredo 4.1 Litre Enclosure for 4 inch subwoofers","description":"\u003cdiv class=\"product-blocks blocks-default\"\u003e\n\u003cdiv class=\"tab-container product_extra product_tabs product_tabs-default\"\u003e\n\u003cdiv class=\"tab-content\"\u003e\n\u003cdiv class=\"product-extra-description product_extra-331 tab-pane active\" id=\"product_tabs-6a2a4b3d208e2\"\u003e\n\u003cdiv class=\"block-body expand-block\"\u003e\n\u003cdiv class=\"block-wrapper\"\u003e\n\u003cdiv class=\"block-content expand-content block-expanded\"\u003e\n\u003cp\u003e\u003cb\u003e\u003cspan\u003eExternal Dimensions :-\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWidth - 18 cm (7 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHeight - 15 cm (5.9 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDepth - 15 cm (5.9 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/2.png\"\u003e\u003cspan\u003eL-Port Mini Enclosure\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWeight - 1.3 Kg. Volume 4.1 litres\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEnclosure Type - Ported\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4 class=\"a-size-base-plus a-text-bold\"\u003e\u003cb\u003eUse - For 4 inch Subwoofers\u003c\/b\u003e\u003c\/h4\u003e\n\u003ch1 class=\"a-size-base-plus a-text-bold\"\u003e\n\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/28\/3.png\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003cb\u003e\u003c\/b\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/1.2-4.jpg\"\u003e\n\u003c\/h1\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/4-inch\/black-4-inch-peak-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e                                                                                                         \u003cspan\u003e\u003ca href=\"https:\/\/fredo.in\/4-inch\/4-inch-double-magnet-subwoofer\" target=\"_blank\"\u003eLink\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMaterial \/ Thickness - MDF \/ 11 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCovering Material - Thick \u0026amp; Durable Autograde fabric\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuning Slot Type  - L Port\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSlot Width - 1.9 cm (0.75 inch)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTuned Volume - 4.1 Litres (0.144 Cubic foot)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSubwoofer Fitting Hole Dia - 9.84 cm (3.875 inch) - \u003cb\u003eFits all brands of 4 inch subwoofers\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eRecommended Installation of Subwoofer :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eInverted \/ Subwoofer out of the box \/ Magnet side out - utilize full air volume of enclosure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eWarranty\u003c\/b\u003e - 1 year\/7 days replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA few facts about L-Port Tuning :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-bold\"\u003eYes we know it, and our approach is honest, straightforward \u0026amp; cost effective.......\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe basic science of L port enclosures:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. The box volume has to match subwoofer Fs accurately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 The L port thickness \u0026amp; length has to make a perfect resonance air chamber to give that desired and accurate bass.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eThe problems :-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. Every sound recording will need a different set up of above 2 air chambers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2. The length of the L port is constant. (Tuning can't be changed)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. An automatic DSP (digital signal processing) unit is required for auto bass tuning.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4. Perfect air plugs are needed to alter port characteristics.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003e\u003cu\u003eAll that comes at a considerable cost.\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"a-text-italic\"\u003e\u003cspan class=\"a-text-bold\"\u003e\u003cb\u003eOur solution:-\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1. A manual amplifier tuning can be better than Digital tuning. A professional AV receiver can be more cost effective here.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e2 We are offering a basic enclosure design, which comes very close to most subwoofers, available in market today.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e3. Use winisd for box volume tuning\/calculations and compare with Fredo bass enclosure design. We are pretty sure, the calculation will not be far away from what is required.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eProduct pictures :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/1.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/2.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/7.png\"\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/products\/4\/6.png\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eBuying Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCash on Delivery all over India\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBank EMI available on Credit cards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCourier Tracking updates on WhatsApp\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eSecure Transactions :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/fredo.in\/image\/catalog\/Fredo%20Speakers-logos_white.jpg\"\u003e\u003cspan\u003eFredo Speakers Trust Seal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ca href=\"https:\/\/wa.me\/p\/27223894950588016\/919840024579\" target=\"_blank\"\u003eCustomer Care 9840024579\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003ePayment Options :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUPI - Google Pay\/PayTM\/PhonePE\/Cred UPI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAll Debit \u0026amp; Credit cards\/EMI\/Net Banking\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWallets - Amazon Pay\/Mobikwik\/PhonePE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePay Later by HDFC\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLazy Pay by ICICI\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturns :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIn case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eReturn Policy :-\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eReplacement\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fredo Speakers","offers":[{"title":"Default Title","offer_id":47218785288363,"sku":"MDF4in-4.1L","price":1746.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/files\/1_17.png?v=1781161440"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/7649\/4507\/collections\/DSC_4859.jpg?v=1781540784","url":"https:\/\/www.fredo.in\/collections\/all-enclosures.oembed","provider":"Fredo Speakers - Sound Magic","version":"1.0","type":"link"}