HOW TO – Sound transmission using light

Music Technology
HOW TO – Sound transmission using light

Lay Rec

Here are a couple simple circuits you can build that will transmit sound using light across short distances, one using a LED you can see and another using invisible IR (infrared).

  • Sound transmission using light – Link.
  • Infrared voice link- Link.

Transmit Audio with a Laser Pen – Link.

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