Clear-Com WBS-670 - Intercom System Interface Specifications

Intercom Systems Specifications
11-1
RTS
Input Impedance: ...............................................................200
ê
Output Level: .............................................0.775 Vrms nominal
Bridging Impedance: .......................................................>10k
ê
Call Signaling:
Send: ...................................20kHz ñ100 Hz, 240 mVrms
Receive: .............................20kHz ñ800 Hz, 100 mVrms
Power Voltage: ............................................28.0 VDC nominal
2
COMMON
1
3
AUDIO 1 PLUS POWER
AUDIO 2
MALE
AudioCom/Telex
Input Impedance: ...............................................................300
ê
Output Level: .................................................1.0 Vrms nominal
Bridging Impedance: .......................................................>10k
ê
Call Signaling:
Send: .....................................20kHz ñ100 Hz, 05 mVrms
Receive: .............................20kHz ñ800 Hz, 100 mVrms
Power Voltage: ............................................24.0 VDC nominal
2
COMMON
1
3
AUDIO(-)PLUSPOWER
AUDIO ( + ) PLUS POWER
MALE
Clear-Com
Input Impedance: ...............................................................200
ê
Output Level: .................................................1.0 Vrms nominal
Bridging Impedance: .......................................................>10k
ê
Call Signaling:
Send:................................................................12 ñ3 VDC
Receive: ...............................................4 VDC Minimum
Power Voltage: ............................................30.0 VDC nominal
2
COMMON
1
3
POWER
AUDIO
MALE
Section
11