Ultra Precision Master Clock Product Reviews:

Features Of V-Acoustics® Ultra Precision Master Clock
(2017 Model)

Engineered and Manufactured in Portugal by VResearch, Ltd, specialized on High Reliability Electronics for Audio and Scientific Instrumentation

Technical Characteristics
and Achievements

  • Reproduction of Digital Sources with an Ultra High Precision and Stability 10 MHz Reference Signal
  • Frequency Calibration by GPS Satellite Atomic Clocks to < 1 Parts Per Billion (< 0.000000001 frequency deviation)
  • Maximization of DAC’s Resolution and Dynamic Range
  • High Levels of Synchronization and Timing Accuracy on D A Converters and Transporters
  • Reduction on Total Harmonic and Multi Tone Intermodulation Distortions

Key Benefits of
V-Acoustics® Master Clock

  • Increase on Spatial Location and Sonic Textured Characteristics
  • Time and Frequency Reproduction with added Fidelity
  • Higher Dynamic Range and Tone Quality
  • Increased Levels of Clarity and Soundstage
  • Discover every Music Detail and let it be an Overwhelming Experience


  • Microprocessor Controlled for Power Supply Control, Diagnostics and Self Timing Analysis
  • Overvoltage Protected and Noise Suppression Power Supply with Soft Start Techniques for increase Reliability and Robustness
  • Development with High Speed Digital Design and Low Noise Techniques
  • All Solid State Switching - No Electrical and Electromechanical Contacts
  • Monoblock Construction with Superior Strength Structural Aluminum Alloy
  • Extra Robustness Construction with High EMC Immunity
  • Proprietary Design with Cork Composite Feet for Vibration Damping

Technical Specifications
Clock Outputs:

  • Frequency:
    Two synchronous 10 MHz outputs
  • Output level:
    Rectangular Wave (TTL level / 50 Ohm or 75 Ohm, customizable on either output)
  • Frequency stability:
    Within ±2 ppb (parts per billion)
  • Frequency precision:
    Better than ±1 ppb (when shipped new)
  • Output Clock Stabilization:
    minimum 30 s (seconds); Optimum 10 m (minutes)
  • Connectors:
    BNC Gold plated socket/female connectors (50/75 Ohms)

Technical Specifications

  • Power Supply (EU):
    AC 230 Vrms ± 10 %, 50/60 Hz
  • Power Supply (US):
    soon available
  • Power supply Connector:
    IEC 60320 C14 inlet with gold plated terminals
  • Power Consumption:
    15 VA(while warming up) / 8 VA (when stable)
  • External dimensions:
    (W x H x D, including protrusions)
    300 mm x 300 mm x 125 mm
    11.8″ x 11.8″ x 4.9″
  • Weight:
    8 kg (17.6 lbs)

Contacting V-Acoustics

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