A documentary, filmed by Peter Pringle, about the mighty "Stout" Theremin after the restoration and redesign made by Reid Welch. In the video Reid Welch himself explains how he he succeeded in obtaining the beautiful tone, very similar if not identical to to the tone of Clara Rockmore's custom theremin, which characterizes the instrument.

The preliminary information sheet of the Pavlov Theremin Model 1994 designed by George Pavlov and Yaroslav Schelkunov. This can be considered the predecessor of the tVox tour.

Invented in 1919 by Russian Lev Sergeivitch Termen (also known as Léon Théremin), the thereminvox, or theremin, was the first electronic musical instrument.