Found in a 1980s documentation, this amplifier uses an integrated circuit that is not easy to obtain now as it is of the era. The circuit is intended for FI ceramic filter circuits.
One more distorting circuit or guitar fuzz. This was found in an American 1980s documentation. The...
Fluorescent lamps in the range from 4 to 40 W can be powered on from cells or batteries. The lamp...
This step-down converter with 10 to 60 V input produces a 5 V output with a maximum current of 5...