This circuit is intended to recover a very weak signal at a receiver, for example, a CW signal or a tone signal. The circuit is from a Popular Electronics from the 90s.
This xenon lamp circuit, also a stroboscope, was found in the May 1996 issue of Electronics Now...
This signal injector uses a single integrated circuit as an oscillator, producing rectangular...
This circuit takes advantage of the temperature variation of the component with the air flow that...