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 power supply was originally created for the CB16760E (Loudness System) but can be used in any...
Found in 1980s Electronic Engineering, this circuit uses common phototransistors as sensors. The...
This simple, unregulated power supply with an approximate 6 V output voltage can supply currents up to...