This circuit was obtained from an American documentation from the 90's. Inductors are critical components of the circuit. The output is 120 V sinusoidal.
I found this circuit in a 1978 publication. The circuit can be assembled with a BD136 transistor to...
This basic TTL watch and minute clock circuit was found in European documentation from the 1970s....
This simple windscreen wiper interval was found in old American documentation. The relay must have...