This is the traditional configuration of a standard lamp with a rectifier. Only incandescent lamp can be used and for the rectified version a 5 W lamp.
This circuit was found in a 1992 publication. What it does is to light an external lamp when it...
This circuit can monitor direct or alternating currents. Resistor R1 is calculated so that the...
We found this multiple thermostat circuit in July 1980 Radio Electronics magazine. It uses...