Using MFJ-916B Duplexe

David, N9BSA, is trying to merge two antennas using a Diamond Phasing Harness ss770r, but Dave has a better...

FT4 via the AO-73 CubeSat

Sweden’s AMSAT-SM has released a short video showing communications via the amateur radio satellite AO-73 (FunCube-1) using the popular digital mode...