The purpose of this circuit is to silence the hiss that exists between the stations on an FM receiver. The circuit was found in American documentation from the 1980s.
We found this circuit in an old documentation, using an operational of the time. The circuit...
This circuit shows how to use a 3-terminal voltage regulator as a low frequency oscillator by...
The circuit bellow uses two NPN transistor to drive heavy loads up to some amperes. The maximum...