ABOUT PSI AUDIO
Where Swiss engineering meets absolute sonic truth
For over 45 years, PSI Audio has been dedicated to one mission:
reproduce sound exactly as it was created – nothing more, nothing less.
Every PSI Audio loudspeaker is hand-built in Switzerland, individually calibrated, and grounded in decades of acoustic research and analog engineering. Used worldwide by recording studios, broadcasters, mastering engineers, and scientific institutions, our monitors are trusted wherever accuracy is not negotiable.
OUR MISSION
To deliver the world’s most accurate, natural, and trustworthy sound reproduction.
We believe that true reference monitoring should never need correction.
This is why PSI Audio avoids DSP “fixes” and instead builds every component – from the cabinet to the electronics – with unmatched precision.
Our values:
- Integrity – Reproduce sound without altering its character.
- Precision – Engineering built on scientific accuracy, not trends.
- Consistency – Every unit manually verified to match the PSI standard.
- Longevity – Designed to perform flawlessly for decades.
- Craftsmanship – 100% Swiss-made by skilled technicians and engineers.
We design for professionals who demand sound they can trust absolutely.



OUR STORY
A heritage of innovation in professional audio.
PSI Audio was born at Relec SA in Switzerland, a company specializing in precision electronics. Through collaboration with world-class research institutions, engineers, and mastering studios, PSI Audio evolved into a global reference for linear, phase-accurate analog monitoring.
Key milestones:
- 1977 – Foundation of Relec (later, Relec SA)
- 1988 – Launch of first professional monitor systems
- 2003 – Birth of PSI Audio as a brand
- 2007–2012 – Development of AOI, CPR, and advanced Class G/H amplifiers
- 2016 – Introduction of the AVAA C20, redefining modern acoustic treatment
- 2020–2024 – Expansion into immersive audio monitoring
- 2025 – Release of the A2226-MAIN reference monitor
Today – Trusted in recording studios, broadcast facilities, and scientific labs worldwide
From day one, PSI Audio has focused not on fashion, but on engineering purity.
MEET THE PEOPLE BEHIND PSI AUDIO
More than a brand – a team of passionate engineers and craftsmen.
Every PSI Audio monitor is touched by the hands of specialists:
- Electronics engineers designing our proprietary analog circuits
- Acoustic technicians optimizing mechanical and acoustic behaviour
- Assembly experts who hand-build each unit
- Calibration engineers measuring and fine-tuning every loudspeaker
- Quality inspectors ensuring perfect match and reliability
Their combined expertise makes PSI Audio unique in a world dominated by automated mass production.

“We don’t correct problems – we design them out from the start.” – Alain Roux – PSI Audio Founder

CRAFTMANSHIP AT EVERY STEP
Hand-built. Measured. Verified. Certified.
Inside our Swiss factory, each loudspeaker goes through a rigorous process:
- Hand assembly of electronics and drivers
- Component matching to extremely tight tolerances
- Cabinet construction and finish with zero-resonance design
- Fine calibration in our full anechoic chamber
- Frequency response plot printed for every unit
- Final quality control by a senior engineer
No loudspeaker leaves the factory unless it meets or exceeds PSI Audio’s ultra-strict standards.
This is why PSI monitors are found in:
- Leading recording and mastering studios
- Broadcast and film post-production houses
- Universities and research labs
- Aerospace and scientific institutions
- High-end audiophile setups


TRUSTED WORLDWIDE
Used in the most demanding environments.
Our systems are used in:
- Broadcast facilities (TV, Radio, Film)
- Post-production and Dolby Atmos studios
- Mastering rooms
- Music production studios
- Academic and research institutions
- Sound design for aerospace and automotive industries
BEHIND THE DEVELOPMENT AND MANUFACTURING OF OUR PROFESSIONAL ACTIVE STUDIO MONITORS
Swiss engineering in action.