This simple electronic music box circuit was found in the April 1985 issue of Radio Electronics. The components are common, and the note adjustments are made with trimpots.
This circuit that uses only discrete components (transistors) mimics the sound of an American...
This circuit was found on an application note from Linear Technology of the 1990s. The source must...
This VCO or Voltage Controlled Oscillator uses common components. The circuit generates signals that...