The maximum current of this circuit is 200mA, and the ripple is only 50 mV. The circuit is suggested by Texas Instruments in its linear applications manual.
The circuit below was suggested by the Motorola Linear Databook of 1990. The component used is...
This circuit is intended for testing small capacitors. What we have is an astable multivibrator, which works...
This circuit was found in an American 1980s documentation. The transistorized step is the...