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20
Microwave Radio Interface Board
This board can be configured to drive a microwave radio that requires balanced audio
and E & M signaling.
Modular jack pin outs
Pin Use
1
Balanced Tx audio out
(600 Ohms)
2
Balanced Tx audio out
(600 Ohms)
3
PTT "M" signaling
4 Ground
5
Negative voltage input for PTT keying circuit (nomially -24v)
6
COR input, active low
7
Balanced Rx audio input
(600 Ohms)
8
Balanced Rx audio input
(600 Ohms)
1
1
1
1
Содержание Series 200
Страница 1: ...Sierra Radio Systems Series 200 Control System Owners Manual Version 1 2 ...
Страница 22: ...22 Radio I O II RIO II Board ...
Страница 23: ...23 Configuring the Control System ...
Страница 39: ...39 Installing New Firmware ...
Страница 48: ...48 Control System Operation ...
Страница 53: ...53 Control System Command Reference Guide ...
Страница 105: ...105 Methodology for System wide Audio Level Setting ...
Страница 109: ...109 ...
Страница 110: ...110 ...
Страница 111: ...111 Appendix ...
Страница 121: ...121 ...