
Spectracom SecureSync 053 LPN Rubidium GPS GLONASS NTP Network Time Server Rb
Tested/Guaranteed • Fully Working • Low Phase Noise Upgraded Rubidium Oscillator (Option 5) • Upgraded u-blox M8T GPS/GLONASS/Galileo Multi-GNSS Receiver Installed • Stratum 1 NTP Time Server • 10MHz GPSDO Disciplined Oscillator • Includes Rack Ears Photos show the actual item for sale Introduction Here's a lightly used SecureSync GPS NTP server with a LPN (Low Phase Noise) upgraded internal Rubidium oscillator for better free-running stability. The unit has a U-blox M8T high performance GPS/GLONASS/Galileo/Beidou receiver card installed - which tracked 18-23 satellites from the three constellations using my regular L1 GPS test antenna. You can select up to three constellations for the receiver to track. For your peace of mind the unit has been tested and confirmed to operate as expected - see screenshots below taken during testing. The firmware has also been updated to v5.9.4 which is the latest revision at the time of listing. A professional grade outdoor 5V antenna with a