Based on a CA3059 zero-cross switch, this circuit was found in the July 1995 Electronics Now magazine. The circuit is not isolated from the mains.
This bargraph circuit is from an ancient American documentation. It indicates the charge state of...
Launched in 2017 the Microchip CL88020 is an LED driver optimized for 120 VAC input applications with an...
Like the previous circuit, this is used in the analog part of the telephone lines. The same...