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CPHN OPTY COMPRESSOR screenshot

CPHN OPTY COMPRESSOR

by cellophanaudio

CPHN OPTY A free (for beta test stage) LA-2A-inspired...

View on maxforlive.com Website

Type
Audio Effect
Author
cellophanaudio
Version
1.0
License
None
Live version
12.0.5
Max version
8.6.2
Downloads
0
Updated
2026-05-08

CPHN OPTY COMPRESSOR is an Audio Effect for Ableton Live by cellophanaudio, distributed as freeware, with no license specified by the author. It targets Live 12.0.5 and Max 8.6.2. Published 2026-05-08.

Description

CPHN OPTY

A free (for beta test stage) LA-2A-inspired Max for Live optical tube leveler.

CPHN OPTY is a stereo Max for Live Audio Effect built around slow, musical optical-style leveling, soft knee compression, program-dependent release, and warm tube/transformer-inspired color. It is not a circuit clone or trademarked hardware recreation, but it is designed around the classic optical leveling workflow: simple controls, smooth gain reduction, and a forgiving feel on vocals, bass, guitars, pads, and buses.

Main features

* Peak Reduction / Gain workflow

* Compress and Limit modes

* Program-dependent opto release with slow memory tail

* Parallel Mix control

* Stereo Link control

* Sidechain HPF: Flat, 60 Hz, 90 Hz, 150 Hz

* Color control for tube/transformer-style saturation and tone

* Optional subtle noise

* Power bypass

* Custom gain-reduction VU meter

* Compact Ableton-friendly UI: 500 x 160 px

Controls

* Peak Reduction: compression amount

* Gain: output makeup, unity around the default setting

* Compress / Limit: softer leveling or firmer peak control

* Mix: dry/wet blend

* Color: harmonic density, low-mid weight, and high-frequency rounding

* Link: stereo detector linking

* HPF: reduces low-frequency pumping in the detector

* Noise: subtle analog-style noise

* Speed: slow, normal, fast opto timing trim

Notes

This is a musical LA-2A-style optical leveler, not a circuit-level hardware clone. The T4-style release behavior, tube color, and transformer tone are DSP approximations designed for musical use inside Ableton Live.

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