◭ Theremin ◮
Tone
Sine
Triangle
Saw
Square
Snap
Off (glide)
Major
Minor
Pentatonic
Blues
Whole-tone
Key
Vibrato
Reverb
—
wave your hand across the field
◀ lower · pitch · higher ▶
soft · volume · loud
Move over the field to play — up is louder, right is higher. On touch, press & drag.