THEREMIN - Over The Rainbow. Ave Maria - BWV 846 (Bach-Gounod) played on the thereminvox & some other sounds. Clair de Lune - Randy George, theremin. Theremin Lesson One. Theremin Lesson Two. Theremin Lesson three. Theremin Lesson Four. THEREMIN LESSON FIVE by Thomas Grillo. THEREMIN LESSON SIX by Thomas Grillo. Theremin Lesson Seven by Thomas Grillo. EXPLORING THE ESPE01 THEREMIN ENHANCEMENT MODULE. Matryomin ensemble set the world record for the "Largest theremin ensemble".