Click waterfall, and then click play when you have the audio on your computer playing outloud.
If you play the audio outloud, your mic should be able to pick up a barely recognizable version of the picture (try the heart first to calibrate the "row delay").
Click waterfall, and then click play when you have the audio on your computer playing outloud.
If you play the audio outloud, your mic should be able to pick up a barely recognizable version of the picture (try the heart first to calibrate the "row delay").
https://github.com/braeden/waterfall
Take a look at the example pictures on github ^, poor, but functional fully web version.