This thermal control circuit appeared in Radio Electronics magazine in October 1958. The circuit is powered by the power grid and has two sensors that operate in a differential mode.
This very simple amplifier was found in the Philips Databook of 1990. The circuit is suitable for...
This simple circuit makes it possible to test visual fatigue by the ability to detect higher...
Found in the May 1988 issue of Radio Electronics magazine, this circuit is sensitive to small...