Using the LM383 this circuit was found in a Popular Electronics from the 90s. The source must be 14V and the integrated circuits must have good heat sinks.
This circuit for incandescent lamps is from a publication from the 70s, but it can be assembled with...
This circuit provides reverse power polarity protection using a power MOSFET and a diode. The...
This circuit was found in documentation from the 1980s. It is powered by the audio signal that must...