Termenvox

termenvox.vercel.app · 2026-08-19 · by Long Nguyen ·generic
A gesture-controlled theremin for the browser. Camera hand tracking, precise tuning, deep synthesis, MIDI out.

Termenvox

—

FREQ 0.0 Hz

−500+50

PIT

VOL

OUT

Play the air.

Right hand steers pitch across the field. Left hand rides the volume — lift to swell, drop to hush. No camera? The instrument follows your mouse, finger, or the music keyboard row instead.

Power on

Camera frames stay on this device. Nothing is uploaded.

Controls

SpaceHold the note at full swellKMusic keyboard mode (A–; plays notes)MMute / unmuteRRecord / stopCEnable cameraLLatch — freeze the current volumeFFullscreen the field\[Octave down\]Octave up1…6 load presetEscPanic — silence everything?This card

In music keyboard mode the letter shortcuts become notes; use the panel buttons instead.

Close

Termenvox · heterodyne scale

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