Volunteer Audio

JL AUDIO – JX250/1

$199.99 $159.99

SKU: JX250/1 Categories: ,


Monoblock Class A/B Subwoofer Amplifier, 250 W x 1 AT 2 Ohm / 175 W x 1 AT 4 Ohm – 14.4V
This rugged and reliable Class A/B monoblock uses a robust MOSFET power supply design that delivers rock-solid bass performance at a very affordable price.
Targeted for subwoofer applications, this amplifier includes a low-pass filter with continuously variable cutoff frequency selection from 50-200 Hz.
It also features a variable bass boost at 45 Hz. with up to 12 dB of boost and an optional remote boost control.
Dedicated hi-level inputs are included, in addition to conventional low-level RCA inputs, making it easy to integrate with a variety of OEM and aftermarket head units.
Rated Continuous (RMS) Power AT 14.4 V
AT 4 Ohm 175 W RMS x 1
AT 3 Ohm 210 W RMS x 1
AT 2 Ohm 250 W RMS x 1
Rated Continuous (RMS) Power AT 12.5 V
AT 4 Ohm 130 W RMS x 1
AT 3 Ohm 170 W RMS x 1
AT 2 Ohm 210 W RMS x 1

General Specifications
Frequency Response 10 Hz – 150 Hz (+0, -1dB)
S/N Ratio, referred to highest rated power >87 dB below rated power (A-weighted, 20 Hz – 20 kHz noise bandwidth)
S/N Ratio, referred to 1 W >63 dB (A-weighted, 20 Hz – 20 kHz noise bandwidth)
Damping Factor AT 4 Ohm >160 / 50 Hz 
Damping Factor AT 2 Ohm >80 / 50 Hz
THD+N AT Rated Power <1% AT 2 Ohm per Ch.
Input Voltage Range AT RCA Inputs 200 mV – 4 V RMS
Input Voltage Range AT High-Level Inputs 2 V – 10 V RMS
Min Copper Power / Ground Wire Gauge 8 AWG wire
Fuse Rating 30 A (AFS, AGU or MaxiFuse¬ô)

Signal Processing
Filter Modes Low-Pass only
Filter Slope (dB/Octave) 12 dB
Filter Frequency Range 50-200 Hz
Detented, Calibrated Filter Freq. Potentiometer No
Filter Defeatable? No
Infrasonic Filter none
Bass Boost EQ 0 to +12 dB AT 45 Hz
Output Polarity Switch No
Remote Subwoofer Level Control Optional (RBC-1)
Remote Bass EQ Boost Control No
Pass-Through Preamp Output 

NOTE: We advise that you retain all factory screws or other fasteners when removing the factory radio. They may be necessary when installing your new aftermarket radio. Depending upon vehicle configuration, other fasteners or installation parts may be required.

We also sell complete install packages (radios, speakers, etc.) that ensure you get every major component you need to make your purchase and installation as easy as possible. Please feel free to contact Customer Service with any install/package questions at 1-844-30AUDIO, Ext.1.

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