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How to Transmit Audio With a Laser Pen: 11 Steps (with Pictures)
https://www.wikihow.com/transmit-audio-with-a-laser-pen#:~:text=1%20Read%20Things%20You%27ll%20Need.%202%20Remove%20all,7%20Make%20sure%20the%20transistor%20radio...%20See%20More
How to Transmit Audio With a Laser Pen: 11 Steps (with ...
https://www.wikihow.com/Transmit-Audio-With-a-Laser-Pen
For the Transmitter: A cheap laser pen pointer A battery holder that holds the same voltage as the laser needs. (Often 3 cells) A transistor radio or …
Transmit Audio With A Laser Pen | Gear Live
http://www.gearlive.com/news/article/transmit_audio_with_a_laser_pen_05311024/
With the right parts, tools, and 15 minutes of spare time, you can make a laser pen that transmits audio signals across the room with almost no audio loss. This is a neat mod for anyone that wants to transmit some audio to a better sound system across the room or pavilion.
Transmit Audio Wirelessly Through Laser | ELECTRONIX
https://funinnovate.wordpress.com/2014/12/23/transmit-audio-wirelessly-through-laser/
Laser module: laser pen pointer of 5mW 650nm / LED with 100 ohm in series. Audio Output Transformer: a 8 ohm : 1K ohm transformer / can be pulled from an audio equipment. Power Sources: Use 3.3V for laser pointer and 2V for headphone(normal AA batteries will do). Photo resistor (photo-diodes or IR detectors also work). Solar cell(optional)
MIT Used a Laser to Transmit Audio Directly Into a …
https://futurism.com/the-byte/laser-beam-speech-mit
In a paper published on Friday in the journal Optics Letters, the MIT team describes how it developed two different methods to transmit tones, music, and recorded speech via a …
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