Specifications

PM-3180

Power Output:
Amp 1: 100 wrms
Amp 2: 60 wrms
Amp 3: 20 wrms
Output Taps:
8-ohms, 25V and 70V transformer-coupled (balanced or unbalanced)
4-ohms direct coupled (unbalanced)
Output Regulation: <2dB from no load to full load (all amps)
Input Sensitivities:
Mic Inputs: 750µVrms (no ALC)
Aux Input: 100mVrms to 2.5Vrms (trimmer adjustable)
Tel Input: 170mVrms
Input Impedance:
Mic Inputs: 200-ohms balanced
Tel Input: 600-ohms transformer balanced
Aux Input:50Kilohms unbalanced
Frequency Response & Distortion (20Hz to 20KHz):
Amp 1: Aux Inputs: 20Hz to 20KHz ±2dB, <0.5% THD+N, direct output
Aux Inputs: 70Hz to 20KHz ±2dB, <0.5% THD+N, transformer output
Mic Inputs: 100Hz to 10KHz ±2dB, <0.5% THD+N, all outputs
Amp 2: Aux Inputs: 20Hz to 20KHz ±2dB, <0.5% THD+N, direct output
Aux Inputs: 70Hz to 20KHz ±2dB, <0.5% THD+N, transformer output
Mic Inputs: 100Hz to 10KHz ±2dB, <0.5% THD+N, all outputs
Amp 3: Aux Inputs: 20Hz to 15KHz ±2dB, <1% THD+N, direct output
Aux Inputs: 100Hz to 15KHz ±2dB, <1% THD+N, transformer output
Mic Inputs: 100Hz to 10KHz ±2dB, <1% THD+N, all outputs
Signal To Noise (20Hz to 20KHz):
Mic Inputs: -55dBr
Tel Input: -55dBr
Aux Inputs: -70dBr
Volume Control: 25 step digital
Tone Controls:
Bass: ±10dB @ 50Hz in 15 steps
Treble: ±10dB @ 15KHz in 15 steps
Audio Process Jacks
Pre-Out: 300-ohms, 750mV @ full volume (all amp channels)
Amp-In: 5Kilohms, 750mV sensitivity (all amp channels)
Phantom Power Supply: 13VDC switchable, all mic inputs
Overload Protection: Automatic reset, electronic
Thermal Protection: Thermistor heat sink sensing, 105°C
Power Consumption: 430W, 120VAC @ 3.6A, 240VAC @ 1.8A
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