Build duinovox/voxduino digital modes interface
There's a lot of digital modes interface in amatuer world from exprenvies to cheapest one. for aprs, ft8 and anything else. i found a excelent writing about digital interface. here's one of them: https://kb9rlw.blogspot.com/2016/08/cheap-and-easy-to-build-digital-modes.html i designed layout based on schematic from that site. sadly, my digital interface project was postponed.…