• Network Time Server 
• Dual Redundant Version Available 
• Complete Remote Network Control using Standard Web Browser 
• SA-ASM GPS Receiver 
• 10MHz, 1PPS IRIG B, Serial and Time Codes 
• Timing Accuracy 40ns _rms to UTC 
• 1PPS, Have Quick Inputs

• 3 isolated low phase noise 10MHz outputs 
• Internal GPS Tracking Receiver 
• External 1 PPS input 
• Small footprint designed for easy integration 
• Disciplined high stability OCXO

• 5 MHz or 10 MHz Outputs Available 
• Reference Frequency Input Option 
• Auto Changeover with Ref. Input Option 
• Low Phase Noise Outputs 
• Twenty four Outputs 
• Front Panel Status Indicators 
• Fault Discrete Inputs 
• Compact 1U, 19” rack mount

• First commercial high-performance cesium atomic clock using optical pumping — 100 times more atoms can be measured compared to magnetic clocks.
• Offers 10 times higher clock stability.
• Double the operational lifetime compared with traditional magnetic cesium clocks.
• Wide range of ultra-low noise frequency outputs (e.g. 5 MHz, 10 MHz, 100 MHz) — plus multiple 1PPS outputs, supporting high-precision timing distribution.
• Frequency accuracy ≤ ±5 × 10⁻¹³; reproducibility after power cycle ≤ ±1 × 10⁻¹³.
• Adjustable frequency offset: resolution ±1 × 10⁻¹⁵, range ±1 × 10⁻⁹.
• Rack-mount (3RU, 19″)

• 3/4 length board (1/2 size available w/o GPS input)
• Optional Have Quick synchronization input
• IRIG’s A and B and NASA 36 time code inputs
• 1PPS sync input
• IRIG B output option
• 1PPS and time code inputs are redundant
• Single-slot including GPS option
• Zero latency time reads
• External Event input (optional eight or sixteen inputs)
• Match Time output
• Programmable Heartbeat rate

• Network Enabled Distribution Amplifier 
• Low Phase Noise Reference Frequency Outputs 
• Fault Alarm Output 
• 1U 19″ Rack Mount 
• Frequency Synthesizer Option 
• Hitless Switching of Reference 
• Programmable Amplitude 
• Propagation Delay Compensation 
• 10 MHz Standard, Other Frequencies Available

• 6U, Single Width VME 
  • Time Code Inputs 
  • Time Code Output 
  • 1PPS Pulse Rate Output/Interrupt 
  • Frequency Outputs (1, 5, 10 MHz) 
  • External Event Capture/Interrupt 
• Programmable Periodic Output/Interrupt 
• Programmable Time Strobe Output/Interrupt

• Modular Timing System 
• Flexible 
• Upgradeable 
• Redundant 
• Hot Swappable Modules 
• High Accuracy 
• Network-Centric 
• Rugged 
• Environmentally Qualified 
• Automatic Propagation Delay Compensation 
• Flexible input reference – GPS, Have Quick, IRIG B

Brandywine Communication’s Have Quick/1PPS Distribution Amplifier (HQS) is a small rugged, powered Have Quick/1PPS distribution module mounted in a 4” x 4” x 2.5” environmentally secure enclosure. The HQS can provide an MTBF up to 1 million hours depending on configuration.