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Tait TM8200 TM8100 build MMDVM Repeater ,Compatible FM mode

Introduction

Build Digital repeater using the Tait-TB7100 (Analog Repeater), support DMR YSF P25 D-Star NXDN M17 POCSAG. Add the COS/SQL pinout support FM mode (@Alan Matthews).

Pinout of Repeater(DB15)

** Tait TM8200 TM8100 pinout definition


** MMDVM V3F4 board pinout definition.


Programming of TM8200 TM8100


Finished cable (Duplex two radios)

RX side: Blue(COS/SQL), Black(RX), White(RSSi), Green(GND)



TX Side:  TX(Red), Yellow(PTT), Green(GND)




for Simplex(One radio)


References

https://www.bi7jta.org/shop/mmdvm-repeater-board-v3f4-dmr-ysf-d-star-nxdn-pocsag-fm-3#attr=63,285,117

https://www.facebook.com/groups/v3f446

GM660 Build DMR repeater using MMDVM V3F4 kit