Obtained from the 1976 Siemens integrated circuits manual, this audio amplifier has thermal shutdown. The power supply is 12 V, as the indicated use is in the car.
The purpose of this circuit is to automatically turn a water pump on and off. Sensor 1 is the...
This circuit was found in Motorola's 1967 documentation. The circuit makes use of power...
This interesting circuit appeared in the April 1952 Radio Electronics magazine. The circuit is...