Mutec REF-10 Black

Audiophile reference master clock – Black front panel


“I love it! The REF 10 a life-changing piece of equipment for my mastering work.” – Leonard Fong, Horus Studios


The MUTEC REF 10 is an audiophile reference master clock generating 10 MHz signals with industry-leading low phase noise (i.e. jitter) to significantly improve digital playback systems. As the conductor of your digital audio orchestra at home, the REF 10 will inspire you with unheard-of clarity, graceful dynamics, and pure music. It is the most flexible, most compatible 10 MHz clock on the market allowing you to spend less time worrying about integration and leaving you with more hours to enjoy blissful playback.

Unlock a more dynamic, more transparent sound stage with exceptional spatiality and level of detail, free from any digital blur. For all music enthusiasts reaching for the pinnacle of signal purity, audio quality, and clock precision, the REF 10 is the must-have expansion to conduct your digital playback chain.


Audiophile 10 MHz reference generator with industry’s lowest phase noise
Improves and enhances compatible DACs, audio re-clockers, music servers, and master clocks
Engineered around a handcrafted, ultra-low phase noise OCXO made in Germany
Generates a very high slew-rate square wave signal for superior lock precision compared to the sine wave signals used by competing brands
Provides simultaneous reference outputs with 50 and 75 Ω impedance for maximum compatibility with clocks and DACs by other manufacturers
Eight galvanically isolated, individually switchable BNC clock outputs
Revolutionary, sub-Hz optimized, lowest noise power supply for every circuit section
Integrated, highest-quality international linear power supply
Highly efficient power line filtering
Intuitive user interface with noble aesthetics
Rack-mountable with optional mounting brackets for studio use (2 RU)
3-year extended manufacturer-guaranteed warranty

Additional information

Weight 9 lbs
Dimensions 12 × 8 × 4 in