2: System Specifications
Environmental
Operating Temperature: 0° to +50 °C (+32° to +122 °F)
Storage Temperature: -55° to +85 °C (-67° to +185 °F)
Humidity: 95%, non-condensing
Altitude: 0 - 4000 meters AMSL
Vibration - Operating: GR-CORE-63, 4.5.2/4, locked to 1.0 g
Vibration - Storage Transport: GR-CORE-63.4.4.1 to 1.5g
WARNING: Install the XL-GPS to allow adequate airflow through and around the unit.
Symmetricom recommends leaving 1.4 in. (3.6 cm) above and below the XL-GPS or
enough space to allow 5 CFM.
AVERTISSEMENT : Installez le XL-GPS pour permettre un flux d'air autour et a travers
l'unité. Symmetricom recommande de laisser 1.4 in. (3.6 cm) au-dessus et au-dessous du
XL-GPS ou assez d'espace pour permettre 5 CFM.
Time and Frequency Accuracy
GPS Reference
Time and frequency accuracy/stability while locked to a GPS timing reference:
1 PPS Output 30 nS RMS UTC(USNO)
Frequency Output Accuracy: < 1 x 10
-12
@1 day
Frequency/Timing Allan
Deviation Stability:
1 x 10
-9
@ 1 sec
3 x 10
-10
@ 10 sec
3 x 10
-10
@ 100 sec
2 x 10
-10
@ 1000 sec
1 x 10
-12
@ 1 day
AM Code Output Accuracy:
10 mS to the 1PPS
DC Level Shift Code Output
Accuracy:
1 mS to the 1 PPS
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