4-Channel Class A/B Full-Range Amplifier, 75 W x 4 @ 1.5-4 ohms
If you prefer a traditional Class A/B design taken to its highest possible level, the 300/4v3 is your amplifier, thanks to its outstanding fidelity, reliability and well-designed feature set.
This classic amplifier features JL Audio's unique, and patented, Absolute Symmetry Class A/B circuit and our R.I.P.S. power supply design for full power delivery (75 W x 4) over a wide range of load impedances and vehicle voltages.
This amplifier features an all-black look that is pure, sexy evil, including the powder-coated cast alloy heat sink and end caps.
5 Hz - 30 kHz (+0, -1dB)
S/N Ratio, referred to highest rated power
>108.5 dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
S/N Ratio, referred to 1 W
>89.5 dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
Damping Factor @ 4 ohms
>300 / 50 Hz
THD+N @ Rated Power
<0.03% @ 4 ohms per Ch.
Input Voltage Range @ RCA Inputs
200 mV - 8 V RMS
Min Copper Power / Ground Wire Gauge
4 AWG wire
40 A (AFS, AGU or MaxiFuseTM)
Customer Reviews for JL Audio 300/4v3 4 Channel Class A/B Full-Range Amplifier
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