The U.S. Acoustics Big Ben amplifier is an extremely powerful yet efficient amplifier intended for extremely demanding installations. The Big Ben is a high-quality mono amplifier that offers 3500 watts into a single channel at 1 ohm. This amplifier is ideally used to power subwoofer(s) in your car audio system.

1 x 3500 Watts RMS @ 1 Ohm
Thermally Stable Heat Sink design
for maximum heat transfer efficiency
Extra Large Gauge Terminals for show
quality installations
Designed with the latest Technology in
Ultra Efficient Class D design

DC, Short Circuit, Thermal and Overload Protection
Extreme Bulk capacitor banks for High Power Stability
Diagnostic LEDs
Butterworth Crossover Filters for serious
high-end performance
Docking Pads® to reduce vibration and
extend the life of your amplifier

U.S. Acoustics Big Ben 3.5kw

$750.00

Quantity

Output Power at 14.4V Input

RMS per channel at 4Ω	875 W x 1 CH
RMS per channel at 2Ω	1750 W x 1 CH
RMS Bridged Mono at 4Ω	N/A
RMS Mono at 1Ω	3500 W x 1 CH
Input Sensitivity	200mV – 6.0V
Frequency Response	10Hz – 250Hz +/- 0.5dB
THD	< 0.5%
S/N Ratio	> 107 dB
Channel Separation	N/A
Damping Factor @ 100hZ 4Ω	> 350
High Pass, 12dB/Octave	N/A
Low Pass, 24dB/Octave	10Hz – 150Hz
Subsonic Filter	15 – 55Hz
Variable Bass Boost (0 to +12dB boost @ 50Hz)	Yes
Wired Remote	Yes
Phase Shift (0-180°)	Yes
Fusing	External 400A
Dimensions	24.6 x 8.4 x 2.2

U.S. Acoustics Big Ben 3.5kw

Tech Specs