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Determining Your GNSS Receiver Model

To determine which GNSS receiver model is installed in a SecureSync unit:

Note: If a SecureSync unit is used exclusively as a Stratum 2 server, it may not be equipped with a GNSS receiver at all.

  1. Navigate to TOOLS > SYSTEM: Upgrade/Backup.
  2. In the System Configuration panel, locate the line item GNSS Receiver:

GNSS Receiver Models

Spectracom strives to equip SecureSync with current technology. Depending on the production date of your SecureSync unit, one of the following GNSS receiver models will be installed in your unit (if any):

u-blox® M8T

Production dates: Since 2016

Constellations: GPS, Galileo, GLONASS, BeiDou, QZSS

Other characteristics:

  • Client A-GPS option: Yes
  • Server A-GNSS option: Yes
  • Resurvey: Automatic, after being moved and rebooted — can be changed, see Setting GNSS Receiver Dynamics.
  • Multi-GNSS reception: Yes, within these permissible settings:
    GPSGalileoGLONASSBeidou
    XX
    XXX
    XXX
    XX
    XX
    XX
    XX
    XX
  • Note: The augmentation systems SBAS and QZSS can be enabled only if GPS operation is configured.

    Note: As of System software version 5.7.0, the Multi GNSS Option is no longer required. After an upgrade, the previous constellation settings will be maintained.

Trimble Res-SMT™ GG

Production dates: 2014, 2015, 2016

Constellations: GPS, GLONASS, QZSS

Other characteristics:

  • Client A-GPS option: Yes
  • Server A-GNSS option: Yes, for GPS.
  • Resurvey: Automatic, after being moved and rebooted — can be changed, see Setting GNSS Receiver Dynamics.

Trimble Res-T®

Production dates: up to 2014

Constellations: GPS

Other characteristics:

  • A-GPS option: No
  • Server A-GNSS option: Yes, for GPS.
  • Resurvey: Automatic, after being moved and rebooted — can be changed, see Setting GNSS Receiver Dynamics.