Found in an Electronic Design from the 80's, this circuit uses components from that time. The circuit can be redesigned with modern components.
This sound effect for guitars uses a 555 to modulate the signal from an instgrument pick-up. The...
This filter for scratch and rumble noises that occur on turntables was found in the February 1995...
This 1970 Electronic Design circuit uses a varactor or varicap. The circuit divides the frequency...