Difference between revisions of "Substation Kit - 1007102000"
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|J7-3 <br>J7-4 || Connection of status LED. J7-3 Positive, J7-4 negative. Must be connected or shorted to make microphone work | |J7-3 <br>J7-4 || Connection of status LED. J7-3 Positive, J7-4 negative. Must be connected or shorted to make microphone work | ||
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Revision as of 15:34, 24 June 2008
1307 Substation Board
Features
This kit includes: The 1307-station board, nylon screws and spacers, CE-labels and packaging.
The 1307-station board features:
- Connector for external microphone
- Connector for 2 buttons (ID and ID+M)
- Volume control
- Connector for status LED
- Connector for loudspeaker
Electrical details
- See schematics in appendix D.
- The microphone gain is adjusted by potentiometer RP1.
- The loudspeaker volume is adjusted by potentiometer RP2
Connecting loudspeaker and microphone:
| Connector-pin | Function |
|---|---|
| J4-1 | Electret microphone (positive) |
| J4-2 | Electret Microphone (negative) |
| J4-3 J4-4 |
Loudspeaker, no volume control |
| J4-2 J5-2 |
Dynamic close talk microphone |
| J4-5 J5-1 |
ID+M-button |
| J5-3 J5-4 |
M-button |
| J6-1 | D-branch |
| J6-2 | C-branch |
| J6-3 | B-branch |
| J6-4 | A-branch |
| J7-1 J7-2 |
Connection of loudspeaker with volume control. |
| J7-3 J7-4 |
Connection of status LED. J7-3 Positive, J7-4 negative. Must be connected or shorted to make microphone work |