This 4 1/2 digit digital voltmeter circuit was published in the April 1993 Electronics Now magazine. The circuit uses the integrated component of the time and has 5 voltage ranges.
This oscillator with the PLL 4046B was obtained from a 90s Radio Electronics. The circuit...
This protection circuit trips by quickly blowing the fuse in the event of an overcurrent. The circuit is...
This circuit is intended for the testing of junction FETs, providing several reading options...