Gnss Receiver; Output References; 10 Mhz Output - Safran VersaSync User Manual

1.7.2

GNSS Receiver

VersaSync has an integrated state-of-the-art GNSS receiver, suitable for con-
current dual-constellation reception.
Compatible signals:
Satellites tracked: Up to 72 simultaneously
Update rate: up to 2Hz (concurrent)
Acquisition time: Typically < 27 seconds from cold start
Antenna requirements: Active antenna module, +5V, powered by VersaSync,
16 dB gain minimum
Antenna connector: SMA
1.7.3

Output References

1.7.3.1

10 MHz Output

Table 1-9:
OCXO
CHAPTER •
1 VersaSync User Manual Rev. 12
GPS L1 C/A (center frequency 1575.42 MHz)
GLONASS L1 0F (center frequency 1602.0 MHz)
Galileo E1 B/C (center frequency 1575.42 MHz)
QZSS L1-SAIF (center frequency 1575.42 MHz)
BeiDou B1 (center frequency 1561.098 MHz)
Signal: 10 MHz sine wave
Signal Level: +10 dBm ±2dB into 50 Ω
Harmonics: ˗40 dBc minimum
Spurious: ˗60 dBc minimum OCXO
Connector: SMA female
Signature Control: This configurable feature removes the output signal
whenever a major alarm condition or loss of time synchronization condition
is present. The output will be restored once the fault condition is corrected.
10 MHz output — oscillator types and accuracies
Oscillator Type
2x10
1x10
-12
typical 24-hour average locked to GPS
-9
per day typical aging unlocked
1.7 VersaSync Specifications
Accuracy
19