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Specifications - Alpine MRV-F345 Service Manual

4 channel power amplifier

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Specifications

Power Output
............................................................................. 4ohm x 4ch, 0.3% T.H.D.+N, 20Hz to 20kHz : 75W
T.H.D. ............................................................................................. 4ohm x 4ch, 75W Power, 20Hz to 20kHz : 0.08%
Input Sensitivity (RCA Voltage)
Pre Out Level (Input 0.5Vrms) ...................................................................................................................... 0.5±0.1V
Frequency Response (1kHz 0dB, 1W) .............................................................................................. 20Hz : -1 to 0dB
Channel Separation (Input shorted, 1kHz, 1W) .................................................................................................. 55dB
S/N Ratio (Input shorted, Signal : 75W)
Remote Voltage (ON/OFF) ........................................................................................................................... 5 to 7.5V
Current Drain ......................................................................................
Fuse Requirement .................................................................................................. 30A (Peak) x 2 (For Battery Line)
Power Source ......................................................................................................................... DC14.4V (10.5 to 16V)
Dimensions (W x H x D) ............................................................................................................. 330 x 61 x 227.8mm
Weight
................................................................................................................................................................ 3.5kg
NOTE : Due to Continuing product improvement, specifications and designs are subject to change without notice.
ch 3/4 : 2ohm & 2ohm, 0.8% T.H.D.+N, 20Hz to 20kHz : 150W
ch 3/4 : 4ohm-BTL, 0.8% T.H.D.+N, 20Hz to 20kHz : 300W
ch 3/4 : 2ohm & 2ohm, 150W Power, 20Hz to 20kHz : 0.8%
.................................
Input Gain 0.2V position, 17.4V sine wave output : 0.25±0.5V
Input Gain 4.0V position, 15.0V sine wave output : 4.0±0.5V
............................................................................................................. 90dB
- 5 -
ch 3/4 : 4ohm-BTL, 300W Power, 20Hz to 20kHz : 0.8%
Remote (Remote Voltage 14.4V) : 1.3±0.3mA
75W x 4 Output (4ohm x 4ch, 1kHz) : 43±4A
Back up (15 seconds later) : 5mA
MRV-F345
50kHz : -1 to 0dB
No Signal : 0.7 to 2.5A
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