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 relaxation oscillator takes advantage of the negative resistance characteristics of a...
The purpose of this circuit is to increase the current of a MAX1735 regulator to obtain an output...
The basic idea of this circuit is to insert a mark on a signal that is being observed on an...