Clear-Com RS-603 (No longer available) - Manual (Page 46)

4 4 R S - 6 0 3 / 6 2 3 / R B E L T P A C K S
Program Input
Program input Balanced, transformer isolated
Input sensitivity: –20 dBv to +10 dBv
Frequency response 50 Hz – 18 Hz, ± 2 dB
Headphone Amplifier
Load Impedance: 50 - 2,000 ohms
Output Level: +17 dBv before clipping
Distortion: <0.1% THD @ 1 kHz
Gain, line to output: +34 dB
Frequency Response: 100 Hz - 18 kHz, ±2dB
Connectors
Intercom Line: (2) 3-pin XLR–M–F
Headset: RS-603/623: 4-pin XLR–M
RS-603R: 4-pin XLR–F
RS-623R: 5-pin XLR-F
Power Requirements
RS-602/622 55mA quiescent
62mA average talk, both channels
simultaneously