Found in a 90s 73 magazine, this circuit provides an output of 1.5 A with 24 V from a 12 V source. The integrated circuit of the time must be equipped with a heat sink.
This simple alarm circuit was found in a 1998 documentation. When the sensors are activated, the...
This circuit was found in an old American documentation. The integrated circuit used is uncommon...
Found in a 90s Electronic Design, this suggestion to have a higher voltage in a fixed regulator...