An ultrasonic audio transmitter receiver system from Vinod S.
Hi all, this is another mad project. Aim of the project is to transmit laptop audio via ultrasound to few meters and then receive it and demodulate it and playback the audio on a speaker.
See the full post on his blog.
Check out the video after the break.
from Dangerous Prototypes http://ift.tt/2txFJdg