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.
This circuit produces the ticking of a clock on a common piezoelectric transducer. The circuit has an...
The basis of this circuit is a double T in the feedback, which has the components calculated to...
This configuration was found in the Texas Instruments optoelectronics manual. PNP transistors...