This 3 A adjustable source uses the LM350 integrated circuit, which must have a good heat radiator. The circuit is from 80s documentation and has been explored in other versions on this site.
This two-tone buzzer can be powered by a solar panel. The circuit is from a 1991 documentation. The...
This blocking oscillator was found in a publication from the 50's. The coils determine the...
The TPA3100D2 integrated circuit from Texas Instruments (www.ti.com) consists of an efficient...