Cheap microcontrollers and signal generators have helped turned things around, and the $60 USD QDX from QRP Labs goes even further ... digital radio modes: FT8 and JS8Call, as well as any other ...

On of these newer digital modes is FT8 created by the prolific [Joe Taylor K1JT]. The charm of this transceiver is that it can be assembled almost in its entirety from modules. Some radio amateurs ...