We found this multiple thermostat circuit in July 1980 Radio Electronics magazine. It uses opto-triacs for power control and operates on a 117 VAC mains.
Found in old documentation, this circuit uses special discharge lamps (neon) of the time. The...
This circuit, which can be used as a shield, was found in a 90s Electronic Design. The circuit...
This circuit, which can be seen elsewhere on this website, was obtained from a 90’s English...