JBL 50.4 - CAR AMPLIFIER SCHEMATIC
JBL CS Series 50.4 _4 CHANNEL POWER AMPLIFIER - Circuit Diagram
Output Power: 67W RMS x 4 channels @ 4 ohms; ≤1% THD + N
(14.4V supply) 82W RMS x 4 channels @ 2 ohms; ≤1% THD + N
162W RMS x 2 channels @ 4 ohms; ≤1% THD + N
Signal-to-noise ratio: 86dBA (reference 1W into 4 ohms)
Dynamic power: 145W @ 2 ohms
Effective damping factor: 6.395 @ 4 ohms
Frequency response: 10Hz – 27kHz (–3dB)
Maximum input signal: 6V
Maximum sensitivity: 240mV
Bass boost (45Hz) Variable 0 – 6dB
DC Offset <30mV
Output regulation: .032dB @ 4 ohms
Idle Current 0.65A
Input Impedance 20kΩ
Max Current Draw 26A @ 4 ohms
49A @ 2 ohms
Dimensions: 12 x 10 x 2 1/4” (L x W x H)
(305mm x 254mm x 57mm)
Fuses: 25A x 2
(14.4V supply) 82W RMS x 4 channels @ 2 ohms; ≤1% THD + N
162W RMS x 2 channels @ 4 ohms; ≤1% THD + N
Signal-to-noise ratio: 86dBA (reference 1W into 4 ohms)
Dynamic power: 145W @ 2 ohms
Effective damping factor: 6.395 @ 4 ohms
Frequency response: 10Hz – 27kHz (–3dB)
Maximum input signal: 6V
Maximum sensitivity: 240mV
Bass boost (45Hz) Variable 0 – 6dB
DC Offset <30mV
Output regulation: .032dB @ 4 ohms
Idle Current 0.65A
Input Impedance 20kΩ
Max Current Draw 26A @ 4 ohms
49A @ 2 ohms
Dimensions: 12 x 10 x 2 1/4” (L x W x H)
(305mm x 254mm x 57mm)
Fuses: 25A x 2
The CS subwoofer amplifier is a single-channel amplifier. There
are two sets of terminals to make it easy to connect multiple woofers. Either
set of (+/–) terminals may be used when connecting woofers.
SCHEMATICS
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