Total Sound Videography Demo App v19
for elements described in U.S. Patent 10,341,795

by S. Wedekind & P. Fraundorf
Dept. of Physics & Astronomy; Ctr. for NanoSci. Bldg.
University of Missouri - St. Louis

Let page use your microphone to activate the display.


The vertical scale is log-frequency,
so octaves & half-notes are equally spaced.



Volume control: