Fredo Pro 4 Inch Double Magnet DVC subwoofer - 2 Ohms to 8 Ohms
Fredo Pro 4 Inch Double Magnet DVC subwoofer - 2 Ohms to 8 Ohms
Product Specifications :-
Diameter - 10.5 cm (4 inch)
Height 7.5 cm (2.95 Inch)
Weight - 0.9 Kgs
Use - Car/Studio/Home Audio
Type -Dual Coil - Double magnet Subwoofer
Chassis Material - Stamped CR steel, powder coated. Colour - Red.
Cone Material - Non pressed paper. Long throw
Long Throw Bass
Voice coil Material - Pure copper, resistive to high temperatures. Diameter 1 inch. Winding 4+4 Layer.
Dual Coil-2 Ohm to 8 Ohm
Magnet Material - Y30 grade double ferrite. Outer Dia 72 mm.Thickness 30 mm.
Double Magnet
Packing Material - Wood.
Warranty - 1 year / 7 days replacement.
Power Ratings :-
Impedance - 2 Ohms to 8 Ohms
Nominal Power - 40 W
Peak/Shorting Power - 130 W
RMS Power - Nominal Power (40) x 0.707 = 29 W
TS Parameters Electrical :-
Q mechanical - 3.69
Q electrical - 0.72
Q total - 0.602
Resonance Frequency - 45 Hz
BL, motor strength - 8.91 Tesla meter
SPL (2.83V @ 1 meter) - 90 dB
TS Parameters Mechanical :-
Voice coil Dia - 35 mm (with winding)
Voice coil layers - 4+4.
Bass dispersion - upto 25 feet. Long throw subwoofer. Pro series.
VC material & gauge - Copper 36 gauge
VC cylinder - Kapton paper of 25 mm dia
Chassis - Stamped steel, powder coated. Bright Red colour
Dust Cap - Paper
Recommended Amplifier :-
20 W to 30 W
Recommended Box volume :-
L Port type with 4.1 litre volume (0.144 cubic feet)
Recommended installation :-
Inverted/Chassis out of box.
Product Pictures :-
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Returns :-
In case of physical damage, defective or wrong item, we REPLACE the items within 7 days of delivery.
Return Policy :-
Replacement