Vol. 04 · Issue 14 · APR 2026
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Shin-Eieffect·modulation

Shin-Ei Uni-Vibe

A photocell-based modulation effect that produces a lush, swirling, chorus-like sound. Hendrix used it prominently on Machine Gun and other Band of Gypsys material. Not a true chorus or phaser; it's its own thing.

Modeler equivalents

helix
Ubiquitous Vibe
quad_cortex
Uni-Vibe
tonex
Phaser or Chorus (closest built-in effects; no true Uni-Vibe)
fractal
Vibe
kemper
Vibe Phaser
katana
Uni-V (Mod)