SHIFT // bode frequency shifter

Δf, not Δpitch

tap POWER — the circle is the complex plane: x = I, y = Q = Hilbert(I)

DRONE HZ

SHIFT Δ

BALANCE

DRY/WET

FEEDBACK

FB TIME

OUT

out = Re[ (I + jQ) · e^±jΔωt ]  —  complex multiplication, audible.
barberpole: feedback .80–.90, Δ 1–8 Hz, fb time ~150 ms, full UP. ring mod: balance dead center. mic + speaker = acoustic loop — headphones, or embrace it.