Introduction
Build Digital repeater using the Tait-TB7100 (Analog Repeater), support DMR YSF P25 D-Star NXDN M17 POCSAG
All the content comes from the Internet and blogs of HAM Radio, for reference only.
I never promise that it will be absolutely can work, because the DIY equipments has a lot of uncertainty.
If you need more equipment, please refer to my shop, wiki.
Pinout of Repeater(DB15)
TB7100 pinout definition
MMDVM V3F4 board pinout definition.
Programming of Tait TB7100
Define the Pinout
Use PIN1 as PTT:
Use PIN12 as PTT ( TM8200 able made by BI7JTA):
Pi-Star Settings
Also suit J-STAR, WPSD, Pi-Star, open the Expert page
http://pi-star/admin/expert/fulledit_mmdvmhost.php
Reference
https://www.florian-wolters.de/posts/interfacing-tait-tb7100-and-mmdvm/
Recommend hardware
https://www.bi7jta.org/shop/mmdvm-repeater-board-v3f4-dmr-ysf-d-star-nxdn-pocsag-fm-3#attr=63,284,117
Contact me .