2 place 13

56 Teacher uses cheap laser and solar panel to transmit wireless sound — iPad powers home project that was inspired by solar panel making noise when attached to speaker

Tom's Hardware
Tom's Hardware · 10/18/2025 11:55 EDT

Teacher uses cheap laser and solar panel to transmit wireless sound — iPad powers home project that was inspired by solar panel making noise when attached to speaker

YouTube creator and high school teacher ChemTeacherPhil demonstrated how to use light to transmit sound wirelessly to a solar panel and utilize it to play music.

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