LHY OCK-2S Reference Master Clock Generator

Enhance your audio and digital equipment with the LHY Audio OCK-2S, a premium master clock generator crafted for superior accuracy and reliability. Equipped with an SC-CUT OCXO oscillator delivering ultra-low phase noise (-110 dBc/Hz at 1Hz offset), it guarantees outstanding frequency stability, reduces jitter, and elevates the clarity and detail of your Hi-Fi audio experience.

Ultra-Low Phase Noise Performance

• Custom-selected SC-cut OCXO
• Phase noise: -110dBc @1Hz Offset (typical)
• Each oscillator individually tested with included phase noise report
  

Exceptional Stability & Accuracy

• Frequency stability: <± 5ppb
  
• Frequency accuracy: <± 0.05ppm
  
• Optimized OCXO tuning voltage reference circuit
  

Professional Circuit Design

• 6 independent output drivers with isolation
  
• Isolation transformers for square wave outputs
  
• Optimized signal and power routing
  
• μV-level linear power supply
  

Premium Mechanical Design

• CNC-machined thick aluminum chassis
  
• Separated circuit compartments
  
• Minimized interference and mechanical resonance
  
• Effective vibration and noise isolation

Features

• Six Independent Outputs: Three sine wave and three square wave outputs (50Ω/75Ω BNC connectors) for versatile connectivity
• Premium Design: Low-noise power supply reduces electrical interference, ensuring optimal performance
• Wide Compatibility: Ideal for high-end DACs, digital transports, and audio streamers, improving overall system accuracy
• Superior Stability: Outperforms standard oscillators with advanced SC-CUT technology for higher frequency accuracy
• Ideal For: Audiophile-grade audio systems, Professional telecommunications and research equipment, Embedded systems and digital signal processing

Specifications

• Number of Ports 6 Outputs (3 × Square Wave / 3 × Sine Wave)
• Output Impedance
• • Sinewave 50Ω x 2 ( 1.4Vpp / 0.5Vrms / 7dBm )
  • Sinewave 75Ω x 1 ( 1.4Vpp / 0.5Vrms / 7dBm )
  • Squarewave 50Ω x 2 ( 1.4Vpp / 0.5Vrms / 7dBm )
  • Squarewave 75Ω x 1 ( 1.4Vpp / 0.5Vrms / 7dBm )
• Output Level 1.4Vpp / 0.5Vrms /7dBm (@50ohms)
• Close-in Phase Noise
  • ≤-110dBc @ 1Hz Offset (typical)
  • ≤-135dBc @ 10Hz Offset (typical)
  • ≤-150dBc @ 100Hz Offset (typical)
  • ≤-157dBc @ 1KHz Offset (typical)
  • ≤-160dBc @ 10KHz Offset (typical)
• Frequency Stability < ±5 ppb
• Frequency Accuracy < ±0.05 ppm
• Short-term Stability 2×10-12 @ 1 s
• Warm-up Time 15 minutes (basic) / 60 minutes (full)
• Power Consumption 8 W (warm-up) / 5 W (operating)
• Voltage 220–240 VAC
• Dimensions 240 × 175 × 50 mm (W × D × H)
• Weight 2.0 kg
• Accessories Main Unit ×1 / AC Power Cord ×1

Support

• Manual

About

LHY Audio has built a reputation among audiophiles for high-end, audiophile-grade components and accessories for home audio systems. A subsidiary of Jay's Audio, the company focuses on designing and manufacturing precision-engineered solutions aimed at improving the sound quality of digital audio systems. LHY Audio's products are extremely popular with discerning audio enthusiasts and DIY hobbyists who are looking to upgrade their digital audio experience.