://INSTRUMENTS / DUAL OSCILLATOR + CYMATICS
two signals · one field · watch what emerges between them
cymatic field · combined interference
signal α emergence signal β
Signal α 220Hz A3
Frequency20 – 2000 Hz
Amplitude50%
Signal β 277Hz C♯4
Frequency20 – 2000 Hz
Amplitude50%
Interval Ratio
5:4 — Major Third
ψrel coherence
0.00
y = α sin(2π·220·t) + β sin(2π·277·t)
two signals. one field. what emerges between them is neither — it's relational.

try these pairs:
220 + 220 — unison (total coherence)
220 + 330 — perfect fifth (3:2, deep harmony)
220 + 277 — major third (5:4, warm)
220 + 233 — minor second (dissonance, texture)
220 + 440 — octave (same note, different register)
432 + 528 — "love" + "universal" (woo-woo, beautiful)
136.1 + 136.1 — om + om (unison in the earth's key)
signal α
Hz
enter frequency (20–2000) · press enter or tap outside
signal β
Hz
enter frequency (20–2000) · press enter or tap outside
://INSTRUMENTS / WAVEFORM EXPLORER
all sound is stacked sine waves · click Hz to type
amplitude × time
220Hz
A3
Frequency0 Hz — 2000 Hz
Amplitude50%
Harmonic Content (Fourier Series)
y = 0.50 × sin(2π × 220 × t)
Every sound is vibration. Every vibration is a wave.
Every complex wave is simple waves, summed.

Frequencies to explore:
432 Hz — "universal frequency" (controversial, pretty)
528 Hz — "love frequency" (woo-woo, pleasant)
136.1 Hz — "Om" (Earth's year as sound)
40 Hz — gamma brainwave territory
7.83 Hz — Schumann resonance (Earth's heartbeat)
Hz
Enter frequency (0–2000) · Press Enter or tap outside