We found an interesting tip that might just improve the performance of those small affordable handheld ham radios called a “Handy Talky” or HT for short in ham vernacular. [RadioHamGuy] posted ...

He has managed to implement a software-defined SSB ham radio transceiver for the HF bands ... and it seems very likely that it will soon outgrow its QCX base and the ATmega328 powering it.