The purpose of this heat detector is to find hot spots on a board or other locations. The sensor is an integrated circuit from the period. The circuit is from Radio Electronics from May 1985.
This game consists of a variation of the Nerve-Test with the difference that errors are indicated...
Found in a National Semiconductor manual from the 90's, this circuit uses components of the time,...
This bench power supply was found in Radio Electronics magazine from February 1962. The...