This circuit was found in RCA documentation from the 90s. It consists of a power control for a load based on a thermocouple. The integrated circuits are uncommon today.
This circuit was obtained in a 90s documentation from Analog Devices. The sensitivity is in the...
Found in a General Electric documentation from 1970, this circuit consists of a relaxation...
This circuit was found in Radio Electronics from the 90s. The components used are common, and the...