This circuit, which can use the 4011 or 4001, was found in documentation from the 90s. The load depends on the transistor used, and the power supply must be isolated.
We found this circuit in an old American documentation. The circuit is suitable for motorcycles and...
Found in a Popular Electronics from the 90s, this circuit can be applied to other operational...
This 1.5 A circuit has the output voltages adjusted by a selector switch. We found it in a Popular...