Working Prototype theremin DEMENTIA LABS Synthesizer optical theremin

" LUNAR HOAX"...has a main osc1 and an LFO  runs on a 9v battery plugs into a guitar amp with standard 1/4 cables not included.  Plays sounds based on how much light hits tube.  Makes vintage sci fi movie sounds as you wobble your hand in the light..OR COVER THE LIGHT SENSOR...