The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually driven by a small electret ... for an AM radio collector wishing ...

Welton: Very much so — advances in FET technology have allowed for even greater efficiencies. Improvements in peak to average ...

The tiny transmitter is built into a small metal box ... The whole project is an excellent demonstration of just how simple radio communications can be, as well as how continuous wave (CW ...