This circuit, which appears in other versions on this website, was obtained in old documentation. The load of each PUT depends on its characteristics. The circuit is low frequency.
This thermostat was found in a 1997 publication. It can be powered by 6 V with the use of a...
This switched-mode circuit was found in the April 1976 issue of Radio Electronics magazine. The...
This circuit was obtained from an old American publication. Transistors are germanium types of the...