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Tag · 4 circuits

#audio

audio circuits ready to build, each with a parts list, a schematic and a picture showing how to connect it. Want to change something? Make your own copy in one click.

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  • Laser-Triggered Sound Player

    This project creates a laser trip-wire that when triggered plays a sound. The sound is stored on an SD card in MP3 format, so it can be any sound you like -…

    6 parts by Oyvind Nydal Dahl #mp3#sound#audio

  • 555 Machine Gun

    This "machine gun" circuit generates a sound that mimics the sound of a toy machine gun. It is based around a 555 timer IC in a feedback loop. Check out this…

    9 parts by Oyvind Nydal Dahl #555-timer#audio#sound-effect

  • Arduino Melody Player

    This is a simple project where you connect a buzzer to your Arduino to play a melody. You'll use Arduino's tone() function to play different tones and combine…

    2 parts by Oyvind Nydal Dahl #arduino#simple#buzzer

  • Schnaps Song Player

    This is a simple circuit to play a song with ATtiny85. It plays the hardcoded song one time at start-up, then stops. To play the song again, you need to press…

    7 parts by Oyvind Nydal Dahl #audio#song#player