This circuit was found in an ancient American documentation. The power supply is not given, but we have the voltages used. The relay is sensitive type for high voltage.
This sensitive motion sensor with inductive sensor was found in a 90s Elektor. The circuit uses only...
This circuit has an output that provides the average value of the rectified voltage. Operational...
May 2017 - New sequencers UDC9090A for monitoring up to 10 power supplies from Texas Instruments...