This circuit was obtained in the 1990 Motorola Linear Databook. The circuit uses a 139 series comparator, but other series can be used. The power source need not be symmetric.
This circuit shows how a simple one-transistor stage can be used to Power high current loads from...
This circuit consists of an astable multivibrator whose frequency changes according to the light...
This circuit is from an ancient American documentation. The T-Bridge circuit determines the...