Found in a RE Experimenter Handbook from the 90s, this circuit is intended for the use of LEDs in a flashing system for Christmas trees. The circuit can be expanded
Based on the Philips TDA3810N, this circuit was found in an 90s Electronics Now. The circuit has two...
This simple circuit does not use active components and uses a small speaker as a microphone. The...
This power amplifier configuration can be used in a public address system (ads) in the car. The...