Version 1.0 (April 2017). Made
by Neil Thapen.
Thanks to m1el and ompuco for inspiration.
Line-drawing code adapted from
woscope by m1el.
This uses an upsampling filter to simulate a digital-analogue
converter between the computer and the oscilloscope. It turns sharp corners
in the signal into curves, loops or ringing artefacts.
If the page is running slowly, try disabling upsampling.
x is the left channel, y the right.
Unavailable in Safari. Only stereo in Chrome.
To get audio from another program,
you can either physically connect your audio output to your audio input,
or use third party software,
such as VB-CABLE on Windows
or Soundflower with
SoundflowerBed on MacOS.