This dimmer for high-powered incandescent lamps was found in a 1967 General Electric manual. The circuit uses components from the era.
This circuit is from the LM107 manual. This operational is from the 80s, but the configuration is valid for...
This is one of the many phase inverter configurations that the reader can find on this website. We found...
This circuit, which can act as a shield, was found in a 1990 PE Hobbyst Handbook. The circuit...