We found this circuit in the 1989 Radio Electronics Experimenter. The circuit uses common components, and the thermistor is supposed to determine the value of the trim potentiometer.
This TTL circuit was found in the December 1990 issue of Radio Electronics magazine. The circuit has...
This circuit regulates the alternating voltage of a load at 100 V. The circuit is from Motorola,...
This circuit that uses only discrete components (transistors) mimics the sound of an American...