Audio Network - send data over sound in JavaScript

Audio Network at Facebook

Return to main page

THIS PROJECT IS STILL UNDER DEVELOPMENT
Source code available at GitHub

Experimental feature

This example allows to experiment with IQ mixer. All spectrum charts comes from custom FFT implementation.

IMPORTANT NOTE: zero frequency component (DC-offset) was shifted to the center of the spectrum.

Frequency domain (microphone input)

Frequency domain - mixing (tuning)

Frequency domain - filtering and decimation (two stages of decimation: 8 and 4)

Frequency domain - zoom