15254-201.docx
14
Rev. C, 07/12/2011
Stability
Standard Low Noise
Averaging Time Allan Deviation Allan Deviation
1 sec. <3.0E-11 <1.5E-11
10 sec. <1.0E-11 <8.0E-12
100 sec. <3.0E-12 <2.5E-12
GPS Disciplining
Time to lock </=1000 sec.
Freq Accuracy +/-1E-12
1 PPS Accuracy +/-30 nS
Aging
Monthly <5E-11 (after 30 days of operation)
Yearly <5E-10
Accuracy at <+/-5.0E-11
Shipment
Retrace <+/- 5E-11 ( 24hrs on, 24 hrs off, 24 hrs on)
Control Range +/-1E-6 with 1E-12 resolution
Warm-up Time
Time to Lock 5 minutes
Time to <1 E-9 <8 minutes
SSB Phase Noise
Phase Noise Standard Low Noise
Offset (Hz) 10 MHz Output 10 MHz Output
1 -72 dBc -100 dBc
10 -95 dBc -130 dBc
100 -130 dBc -144 dBc
1,000 -140 dBc -150dBc
10,000 -148 dBc -150dBc
Environmental & Physical
General
Operating Temperature 0 C to 50 C (32 F - 122 F)
Temperature Coefficient <3E-10
Storage Temperature -40 C to 71 C (-40F to 160 F)
Humidity 95% RH, Non-condensing from 0 C to 50 C (32 F - 122F)
Magnetic Field Sensitivity DC (+/-2 Gauss) <4E-11/Gauss
Altitude (operating) 0 – 15240 meters (0 to 50,000 feet)
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