LiFi using IR sensor and headphone jack

In our previous post, we explored using the Solar panel + Led as a LiFi module. In this post, we shall be using IR sensors in order to transmit data (tones and square wave signals) wireless. The schematics of the setup are given below:

drawing

One can use this to send square wave of any frequency independently as well. This has been demonstrated in the video below

Video Demo:
Watch the video demo for a live demonstration of the working of this concept.

This is not limited to tones, one can use it to transmit raw music as well.

 

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