Found in the December 1986 issue of Radio Electronics magazine, this circuit is designed to select 4 outputs with pulses from a pressure switch. The circuit includes LED indication.
This circuit is from a Japanese magazine of 1973. The circuit is designed to withdraw the power...
This circuit generates a signal rich in harmonics that extends up to close to 1 GHz, serving for...
This circuit is from an old publication, from 1992, being indicated to test the old joysticks of...