Difference Tone Lab

v11 · intermod instrument

First key touch starts audio. Main mix: source pair ↔ intermodulation result. Pure target is reference-only.

220.000 Hz

Δ LOCKED

Tap a key
Residue mode

Touch keyboardC3–C4

Octave 3

Sources ↔ intermod resultCenter

Source pairResidue

Source-motion performance padBase control plus live modulation overlay

X: COMMON SOURCE SHIFT · Y: LFO DEPTH

Parallel FM
A+m(t), B+m(t): Δ remains fixed.

FM route LFO waveform Shift range

LFO
Show live motion

Spring X
Return shift to zero

Intermodulation engineResidue · 30% wet · 2.8×

Result mode Source stereo Envelope placement

Envelope A 25 ms · D 220 ms · S 72% · R 550 ms

Precision and oscillator setup

A 440 HzΔ 220 HzSine / Sine

Source A waveform Source B waveform Reference waveform