Found in the February 1997 Electronics Now magazine, this circuit controls motors according to the transistor used. For the transistor indicated, the maximum current is 200 mA.
This circuit with two transistors was found in ancient European documentation. Transistors support...
This circuit was found in an Electronics World magazine from 1990. The circuit can be mounted...
This circuit is from an old French documentation from the 70s. The coupler admits equivalents and...