Spectracom 6688/6689

| Attribute | Value |
|---|---|
| Frequency Output | 1 Hz, 5 MHz, 10 MHz |
| Timing Accuracy | ±1 microsecond UTC traceable |
| GPS Receiver | 12-channel parallel tracking GPS receiver |
| Oscillator Type | High-stability Oven-Controlled Crystal Oscillator (OCXO) |
| Input Voltage | 90–264 VAC, 47–63 Hz |
| Time Code Output | IRIG-B (amplitude modulated and DC level shift formats) |
| Network Interface | 10/100 Base-T Ethernet with NTP/SNTP server capability |
| Operating Temperature | 0°C to +50°C (32°F to 122°F) |
| Form Factor | 1U rack-mount chassis (19-inch rack compatible) |
| Holdover Stability | ±10 microseconds over 24 hours after GPS signal loss |
Spectracom 6688/6689 Options:
- 6688/011 - 011 - Crystal oven standard model; 5x 10 MHz and 1x 5MHz outputs
- 6688/021 - 021 - Crystal oven incl. option 70; 10x 10 MHz and 1x 5MHz outputs
- 6689/011 - 011 - Rubidium standard model; 5x 10 MHz and 1x 5MHz outputs
- 6689/021 - 021 - Rubidium incl. option 70; 10x 10 MHz and 1x 5MHz outputs
- 6688/6689 - 70 - 5 extra 10 MHz outputs (built-in option)
- 6688/6689 - 22 - 19" rack mount kit
- 6688/6689 - 27 - Carrying case
| Model | 6688/6689 |
|---|
The Spectracom 6688-6689 series provides high-accuracy time and frequency distribution, offering precise GPS-referenced synchronization across multiple channels. Designed for mission-critical sectors like defense, aerospace, power utilities, and research, it ensures seamless system integration with multiple input and output options. Its robust construction guarantees stable performance under demanding environments, while advanced diagnostics and intuitive controls simplify operation for continuous accuracy.
With versatile compatibility and multi-channel outputs, the Spectracom 6688-6689 is ideal for real-time synchronization requirements. Its user-friendly interface allows quick setup and dependable performance, ensuring consistent timing precision in complex infrastructures.
Testwall can supply the used Spectracom 6688-6689, fully tested. With expert support and global delivery, Testwall ensures high-performance instrumentation with unmatched reliability and service quality. Please contact us directly if you need calibration or repair of the Spectracom 6688-6689.




