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G5 Technical Specifications

Manufacturer:
  • FTS
Supported baud rates:
  • 100 bps
  • 300 bps
  • 1,200 bps
User interface:
  • Always-present status indicator of GPS time, data received by transmitter, success of transmission.
  • Number of satellites in view, average signal strength and other GPS status information available.
EIRP:
  • 40-45 dBm
Data validity:
  • Integrated GPS time synchronization on start-up and once every 24 hours.
  • Maximum 28-day transmit timing accuracy without a GPS fix.
  • Data for the next GOES transmission is logged 2 minutes prior to its transmission time.
Forced transmissions:
  • User can select any channel and time to force a test GOES transmission.
Compatible antennas:
  • GOES Tx: right-hand circular polarization, 11dbic gain, 1.5 swr
  • GPS Rx: Active 3.3V, 18dB gain, ceramic patch.
Time-keeping:
  • < 100 microseconds initial accuracy, automatically synchronized to GPS
  • < 10ms per day drift without GPS
  • 28 day operation without GPS signal (after initial GPS synchronization)
Frequency stability:
  • Initial accuracy < 20Hz synchronized to GPS
  • < 0.04 Hz/sec. short term drift
  • < 0.1 ppm/year ageing