The purpose of this circuit is to monitor the output voltage of a power supply. The under and over voltage indicator was found in the August 1991 Radio Electronics magazine.
This circuit appears in other articles in this section, but it is very interesting. It is a...
This circuit works directly connected to the network and special care must be taken with its...
The oscillator indicated can produce signals from 50 kHz (approximately) to 7 MHz, depending only...