This circuit was found in General Electric documentation from 1966. The circuit is suitable for any triac. It can also operate with other mains voltages.
We found this circuit in a 1987 Hands On Electronics. It was indicated at the time to power...
This amplifier, suggested by National Semiconductor (Now Texas Instruments), has high input...
This circuit causes one LED to light up if the voltage falls below the value set in R3 and the...