Found in a 90s Electronic Design, this circuit provides a highly stable 60 Hz sine signal for applications such as inverters. The components used are common today.
We found this circuit in a 1977 Radio Shack brochure. Transistors can be the most modern BC548 for NPN...
This application is from a circuit manual from the 90s and only works with incandescent lamps. The triac...
This more sophisticated version compared to the previous one in this section was also found in 90s...