ELZN · AUDIO EST. 2026, PRECISION DEPT.
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Seven instruments. One philosophy.

ELZN/AUDIO

Brutal interfaces, honest DSP, nothing you don't need, and every prototype on this site runs live.

01, Manifesto

Editorial
brutalism
for sound.

We build the tools we couldn't buy. Hard borders, deliberate negative space, no decoration without purpose, and DSP that tells the truth.

02, Principle

Function
first.

Every visual element serves the engineer's workflow. Compression is a depth map. Equalization is a painted curve. Every parameter has a visualization.

03, Principle

Honest
materials.

No skeuomorphism, no fake knobs, no leather textures. We show the digital truth, designed like a publication, not a museum of vintage hardware.

04, Principle

Learn one.
Know them all.

Every instrument shares one personality. If you know COMP/X, you are immediately at home in EQ/X. Visual consistency is not a constraint, it is the product.

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EQ/XCOMP/XSTAGE/XLIMIT/XSAT/XSCAN/XGESTURE/XELZN · AUDIO EQ/XCOMP/XSTAGE/XLIMIT/XSAT/XSCAN/XGESTURE/XELZN · AUDIO
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Made in the lab

The Instruments

[ 007 UNITS ]
, The Suite

The complete
signal chain.

Seven instruments covering the whole chain, any one works standalone. Together, they are one coherent system.

EQ/X, COMP/X, STAGE/X, LIMIT/X, SAT/X, SCAN/X, GESTURE/X, EQ/X, COMP/X, STAGE/X, LIMIT/X, SAT/X, SCAN/X, GESTURE/X, 
SAT/X, SCAN/X, GESTURE/X, EQ/X, COMP/X, STAGE/X, LIMIT/X, SAT/X, SCAN/X, GESTURE/X, EQ/X, COMP/X, STAGE/X, 
STAGE/X, LIMIT/X, SAT/X, SCAN/X, GESTURE/X, EQ/X, COMP/X, STAGE/X, LIMIT/X, SAT/X, SCAN/X, GESTURE/X, 

01, The instruments

Seven tools.
Every stage of the chain.

02, Converging

Built as one system.
Sold as one box.

03, One licence

The whole lab.
Forever.

N°001EQ/XSpectral painting EQ€79
N°002COMP/X4-topology compressor€99
N°003STAGE/XOrchestral hall reverb€149
N°005LIMIT/XTrue-peak limiter€129
N°006SAT/XMultiband saturator€99
N°007SCAN/XMastering analyzer€89
N°008GESTURE/XConducting console€119

THE SUITE, ALL SEVEN IN ONE BOX

SEPARATELY €763

EUR499

YOU SAVE €264, NO SUBSCRIPTION, EVER

From the founder

"I didn't start a company. I furnished a laboratory. Every tool here exists because I needed it, and nobody sold it."
B
Ben, Founder & Engineer ELZN/AUDIO · Precision Dept. · EST. 2026

Why we built it

[ LAB LOG ]
2019, 02:47 AM

The night before a deadline.

A mix due at nine. The limiter wanted a manual, the EQ wanted a subscription, the reverb wanted faith. We wanted the truth. EQ/X started that night, as a sketch on the back of a cue sheet.

2021, Rule N°1

If it doesn't change the sound, it leaves.

Every knob has to earn its place. No skeuomorphic leather, no 400-page manuals, no "vibe" controls. Typography first, DSP second, marketing never, the rule every instrument is measured against.

2024, The lab fills up

Every gap in the chain becomes an instrument.

Compression with four real circuits. Concert halls with real RT60s. Saturation you can measure. Each tool drawn as a poster before a single line of code, then built until the meters agree.

2026, Today

Seven instruments. One language.

First cut to final master, including the conductor's hand. And because we have nothing to hide: this site runs the real prototypes. What you played with up there is what you get.

Under the hood

[ NO MAGIC, MATH ]

Pretty is not enough. Underneath the print design sits laboratory-grade engineering, the parts you don't see, measured anyway.

Precision

64-bit float, end to end

Every filter, every gain stage, every meter computes in double precision. No hidden clipping, no quantisation fog, what the curve shows is what the math does.

True-Peak

Oversampled detectors

LIMIT/X reconstructs inter-sample peaks at 4× before they reach your converter. Streaming-legal loudness without guessing, EBU R128 wired into the core.

Realtime

Lock-free audio threads

The UI never touches the audio path. Sequence-checked messaging, zero allocations per block, watchdogs on every input, a dropout is a bug, not a mood.

Honesty

The same meters everywhere

The analyzer in SCAN/X is the analyzer in every other tool. One LUFS, one true-peak, one correlation, learn the language once, trust it across the suite.

Convinced? Take the lab home.

Seven instruments · one licence · no subscription

The complete suite

All seven.
One box.

EUR499763
  • EQ/X · COMP/X · STAGE/X · LIMIT/X · SAT/X · SCAN/X · GESTURE/X
  • VST3 + Standalone, Windows 10/11
  • GESTURE/X iOS companion app included
  • Lifetime updates. No subscription.

The entire ELZN laboratory, from the first EQ band to the last conducted crescendo. Buy once, keep forever.

Brutal interfaces·Honest DSP·No subscriptions·No leather· Brutal interfaces·Honest DSP·No subscriptions·No leather·

Why ELZN

Designed like print. Built like a tank.

Every ELZN instrument is drawn before it is coded, typography first, DSP second, marketing never. The result is a suite that looks like a Swiss poster and measures like a laboratory instrument. Lock-free audio threads, oversampled detectors, UTF-8 in every corner.

VST3StandaloneWin 10/1164-bitResizable UI