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M Series Power Amplifiers
Operation Manual
Minimum Guaranteed Power M120 M240
1 kHz with 0.5% THD
Stereo, 2 ohms (per ch.)
Stereo, 4 ohms (per ch.)
Stereo, 8 ohms (per ch.)
Bridge mono, 4 ohms
Bridge mono, 8 ohms
570W
465W
285W
1,120W
920W
1,000W
680W
405W
2,000W
1,380W
Performance M120 M240
Sensitivity (volts RMS) for full rated power at 8 ohms 1.4 V, switchable to 26 dB gain 1.4 V, switchable to 26 dB gain
Frequency Response (at 1 watt, 20Hz - 25 kHz) ± 0.2 dB ± 0.2 dB
Phase Response (at 1 watt , 20Hz to 20 kHz) ±15° ±15°
Signal to Noise Ratio below rated 1 kH power
A-weighted
20Hz to 20kHz
> 105 dB
> 100 dB
> 105 dB
> 100 dB
Total Harmonic Distortion (THD) at 1 full bandwidth power, from 20 Hz to 20 kHz < 1.0% < 1.0%
Intermodulation Distortion (IMD) 60 Hz and 7 kHz at 4:1,
from full rated output to –35 dB
< 0.1% < 0.1%
7 Specifications
Figure 7.1 Typical Frequency (Amplitude) Response
Figure 7.2 Output Pin Assignments