How to tune BER on MMDVM hotspot with MMDVMCal

This is how to calibrate or tune in proper way error rate BER with mmdvmcal on hotspot. used pi-star for this video. you need download newest version of mmdvmcal and compile yourself to get this done. as time of writing this was pi-star-mmdvmcal outdated. This video also demostrates the harmonics of UHF/VHF on hotspot without any filters. page for more info: https://riku.titanix.net/wordpress/dmr/mmdvm-ber-error-rate-tuning/ ... https://www.youtube.com/watch?v=pFxfBmdJlOQ