Safran SecureSync 2400 User Manual page 42

1.6 Specifications
Table 1-7:
Low-phase noise Rubidium
Rubidium
Low-phase noise OCXO
OCXO
TCXO
See also
Table 1-8:
Oscillator Type
Low-phase noise
Rubidium
Rubidium
26
Spurious: ˗70 dBc minimum; ˗60 dBc minimum (Rb)
Connector: BNC 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.
Accuracy rating depends on the oscillator selected during the ordering pro-
cess.
10 MHz output — oscillator types and accuracies
Oscillator Type
Note: Oscillator accuracies are stated as fractional frequency (i.e. the
relative frequency departure of a frequency source), and as such are
dimensionless.
"Configuring the Oscillator" on
10 MHz output — oscillator stability
Medium-Term Stability
(without GPS after 2
weeks of GPS lock)
-11
5x10 /month (3x10
11
/month typical)
-11
5x10 /month (3x10
11
/month typical)
-12
1x10 typical 24-hour average locked to GPS
-11 -11
1x10 per day (5x10 per month) typical aging unlocked
-12
1x10 typical 24-hour average locked to GPS
-11 -11
1x10 per day (5x10 per month) typical aging unlocked
-12
1x10 typical 24-hour average locked to GPS
-10
2x10 per day typical aging unlocked
-12
1x10 typical 24-hour average locked to GPS
-9
1x10 per day typical aging unlocked
-12
1x10 typical 24-hour average locked to GPS
-8
1x10 per day typical aging unlocked
page 252.
Short-Term Stability
(Allan variance)
1 sec.
- -11
1x10
- -11
1x10
CHAPTER
Accuracy
Temperature
Stability (p˗p)
100
10 sec.
sec.
-11 -12
1x10 5x10 1x10
-12 -12
9x10 4x10 1x10
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1 SecureSync 2400 User Manual Rev. 5.2
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