This circuit was found in General Electric documentation from 1968. The circuit uses triac from the time as well as transistors that can be replaced by modern equivalents.
Found in a 90s Popular Electronics, this circuit is based on a common CMOS component. The circuit...
Taken from an Electronics Now from the 90s, this circuit generates signals whose frequency depends on...
This power supply uses a single-winding transformer. We found it in July 1984 Radio Electronics magazine....