The 'Theremin' or 'Thereminvox'. Leon (or Lev) Sergeivitch Termen, Russia. 1922 – 120 Years of Electronic Music
Make Your Own Simple Theremin : 4 Steps (with Pictures) - Instructables
The Theremin Still Pops Up in Pop Music
File:Theremin constructed with three transistor radios.jpg - Wikimedia Commons
Art's Theremin Page: A Theremin Based on the Southwest Technical Products Model 142
RCA Theremin Sales Brochure – Forgotten Futures
Build an open source theremin | Opensource.com
Moog Etherwave Theremin | MUSIC STORE professional
Amazon.com: MicroKits Theremin Electronics Kit | Educational Music STEAM/STEM for Kids or Adults | No Tools Needed Easy to Build Breadboard Kit : Toys & Games
How To Build A Theremin Using Three AM Radios | PDF | Transmitter | Radio
How To Build A Theremin Using Three AM Radios | PDF | Transmitter | Radio