Clear-Com RM-704 - Manual (Page 37)

M S - 7 0 4 / R M - 7 0 4 F O U R - C H A N N E L M A I N / R E - 4 - 1
TECHNICAL
SPECIFICATIONS
MS-704/RM-704 FOUR-CHANNEL STATIONS
dBu is an absolute measurement. 0 dBu is referenced to 0.775 volts RMS
Panel Microphone Input
Input Type Electret
Input Impedance >=2K Ω
Mic Limiter Threshold 0dBu ±3dB
Mic Limiter Range >= 20dB
Headset Microphone Input
Input Type Dynamic
Input Impedance >= 1K Ω
Mic Limiter Threshold 0dBu ±3dB
Mic Limiter Range >= 17dB
Program Line Input
Maximum Level before Clipping >= 20dBu
Input Impedance >= 5K Ω
Headset Output
Load Impedance >= 8 Ω
Output Impedance <= 25 Ω
Output Limiter Threshold +5dBu ± 3dB
Maximum Output Level before Distortion >= 17dBu
Speaker Output
Load Impedance >= 4 Ω
Max Output Level before 1% Distortion 20dBu ± 2dBu
Party Line Output
Off Noise < -74dBu
Output Impedance >10K Ω
Party Line Input
Crosstalk < -60dB
Max level before Clipping >= 12dBu
Sidetone Null Capability > 25dB
Stage Announce/Balanced Line Out
Type Balanced