This circuit was found in an Electronics Now from the 90's. The integrated regulator circuit and the power transistor must be equipped with heat radiators.
This circuit was found in a 1970 IEEE publication. The circuit functions as a voltage controlled...
The 4046 consists in a PLL with na internal oscillator controlled by voltage (VCO). Figure bellow...
This circuit found in an American documentation from 1964, alters the duration of a pulse and can...