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This is the pinout for a TKRX50/X51/X40 series repeater to a repeater builder STM32-DVM
DB9F | DB25M | Signal |
---|---|---|
6 | 10 | RX Audio |
2 | 8 | TX Audio |
3 | 25 | Squelch |
5 | 16 | PTT |
8 | 19 | Ground |
9 | None | 12V on Molex Accessory Connector |