Found in an American documentation from the 90's, this 1.5 A power supply provides 1.5 to 22 V of output. The integrated circuit must be mounted on a heat sink.
This circuit was found in an American documentation from 1970. We can increase the number of...
The presented circuit allows to control the valve of a tap. The positioning of the emitter and the...
I found this circuit in an old British magazine from 1976. It is possible to test operational...