This circuit uses a contactor having been found in a 1987 publication. More modern equivalent devices may be used. The circuit has neon indicator lamps.
June 2017 - In its huge line of available components, Mouser Electronics highlights the new...
The circuit below was found in the March 1990 issue of Radio Electronics magazine. The circuit...
This transistorized astable for LEDs was found in the January 1992 issue of Radio Electronics...