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DIY KIT 39- Laser operated wireless audio transmitter and ...
https://www.buildcircuit.com/diy-kit-39-laser-operated-wireless-audio-transmitter-and-receiver/
DIY KIT 39- Laser operated wireless audio transmitter and receiver – BuildCircuit.COM. Post navigation. Previous Post DIY KIT 38- Sound activated …
Laser Voice Transmitter Kit - Scitoys
https://store.scitoys.com/laser-voice-transmitter-kit.html
Laser Voice Transmitter Kit . Everything you need to transmit your voice over a laser beam. The laser, the audio transformer, the bicolor LED, the phono plug, the battery holder, even two test leads.
Laser Audio Transmitter and Receiver - Instructables
https://www.instructables.com/Laser-Audio-Transmitter-and-Receiver/
Laser Audio Transmitter and Receiver: Here is something interesting that took me a weekend to build , I was thinking a but this for months. Transmitting Audio through a Laser Beam. As per usual i have the detailed instructions in the video .Because I'm not that good at typing stuff, Enj…
ECE 4760 Final Project: Laser Audio Transmitter
https://people.ece.cornell.edu/land/courses/ece4760/FinalProjects/s2009/dyz2_jl589/dyz2_jl589/index.html
The laser needs to be turned off while the transmitter is scanning for the receiver, mainly for safety and power reasons. To achieve this, the 9V supply to the op-amp is controlled by an NPN transistor, which can act as a switch controlled by the microcontroller. Figure 2: Main transmitter circuit. Modulates laser amplitude based on audio input.
A Laser Audio Transmitter | Hackaday
https://hackaday.com/2012/08/31/a-laser-audio-transmitter/
A Laser Audio Transmitter. Here’s a way of transmitting audio that makes it virtually impossible for someone else to listen in. Instead of sending radio waves bouncing all over creation, this ...
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