RTS BTR-800 - Intercom Systems Specifications; RTS Intercom Specifications; Audiocom;Telex Intercom Specifications; Clear-Com Intercom Specifications

CHAPTER 12
Intercom Systems Specifications
RTS
Input Impedance: 200 Ω
Output Level: 0.775 Vrms nominal
Bridging Impedance: >10kW
Call Signaling:
Send: 20 kHz ±100 Hz, 240 mVrms
Receive: 20 kHz ±800 Hz, 100 mVrms
Power Voltage: 28.0 VDC nominal
Audiocom/Telex
Input Impedance: 300 Ω
Output Level: 1.0 Vrms nominal
Bridging Impedance: >10kW
Call Signaling:
Send: 20 kHz ±100 Hz, 05 mVrms
Receive: 20 kHz ±800 Hz, 100 mVrms
Power Voltage: 24.0 VDC nominal
Clear-Com
Input Impedance: 200 Ω
Output Level: 1.0 Vrms nominal
Bridging Impedance: >10kW
Call Signaling:
Send: 12 ±3VDC
Receive: 4 VDC minimum
Power Voltage: 30.0 VDC nominal