Vacuvox U23M Matched Pair (March 2023, Factory Serviced)

Located in London, UK

This compressor is a classic, if you know, you know.
Best in class with no real equal, known for its big 3D sound appropriate for all genres.

Recently returned from factory service and in excellent working order.

Factory modified for ultra-quiet performance. Tubes are in good health and stable. 

Both units function flawlessly with no issues.

4 small hairline scratches from service, clearly shown in photos.

Includes original factory heavyweight boxes for safe shipping.

Current lead times for new units are reportedly up to 18 months.

Original new price via Vintage King: £18,326.13 ($24,590)

About the U23M

Mastering-grade vari-mu compressor with an all Class A vacuum tube signal path, inspired by the original Rohde & Schwarz U23 broadcast limiter circuit.

Hand-built with custom permalloy transformers (80% nickel) and high-end components throughout, delivering exceptional headroom, transparency, and musical compression.

21-step precision controls across all key parameters allow for extremely accurate stereo matching, making it ideal for critical mastering applications.

Capable of everything from transparent control to rich, fluid saturation depending on gain structure and threshold settings.