There are a multiplicity of transmission modes both new and old at the disposal of a radio amateur, but the leader of the pack is still single-sideband or SSB. An SSB transmitter emits the barest ...

The project consists of 5 vacuum tubes without ICs or transistors for making a true SSB QRP transceiver for 20m Ham band. The project consists of 5 vacuum tubes without ICs or transistors for making a ...

There was a time when the idea of building your own single-sideband transceiver was too daunting for all but the most hardcore of amateur radio constructors. After all the process of creating SSB is ...

The circuit has been designed to produce a transceiver that switches the 4-element 1500 Ohm external BPF ends between the inputs and outputs of the two SA602s to reverse the signal flow for R/T ...