Designed to operate with a video camera, this small transmitter was found in the February 1993 issue of Radio Electronics magazine. The microphone is electret.
The circuit shown in the figure consists of a phase shift oscillator and its components have been...
Powered by voltages from 6 to 12 V, this circuit from a Popular Electronics from the 90s,...
This circuit is nothing more than a voltage quadruplicator that can generate close to 1 000 V from...