Found in the May 1997 issue of Electronics Now, this circuit produces a variety of sound effects for your instrument. It can be used with acoustic and electric guitars.
This brightness control for incandescent lamps or engine speed has been found in a 1970 English...
The audio amplifier integrated circuit used in this 1990 project is not very common today....
This wired control circuit serves both volume and balance between channels. We found it in Radio...