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Symmetricom XL-GPS User Manual

Symmetricom XL-GPS
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Standard I/O
J2 - Rate Out
The Rate output is default 10 MPPS and configuration is via the Keypad, Serial I/O, and
Network port.
Rate:
1 PPS, 10 PPS, 100 PPS, 1 kPPS, 10 kPPS, 100 kPPS, 1 MPPS,
5 MPPS, 10 MPPS
Accuracy: Phase locked to 1PPS within 200 nSecs
Duty cycle: 60/40% +/-10%
Amplitude (TTL):
2 V+/-10% into 50W
Qty: 1
Connector: BNC female
J2 - Optional Programmable Pulse Out (PPO)
The PPO allows generation of a precisely synchronized trigger pulse at an arbitrary time and
with arbitrary pulse width in integer multiples of 1 mS. The rising edge of the trigger output
can be programmed to occur with 1 mS resolution.
Pulse width:
Programmable in 1 mS steps
On time edge: Rising
Amplitude:
2V +/- 10% into 50 W
J3 Optional Frequency Measurement
The Frequency Measurement (Freq Meas) option: measures an external frequency applied
to the J3 input relative to the XL-GPS’ disciplined frequency.
Frequency: 1, 5, 10 MHz
Resolution
120 x 10
-12
@ 1 Second Interval
12 x 10
-12
@ 10 Second Interval
1 x 10
-12
@ 100 Second Interval
Range 1000 x10
-6
Impedance:
1 kW, 50 W
Factory Configuration: Disabled
Accuracy
Refer to “Time and Frequency Accuracy” on page4
098-00116-000 Rev. A............................... Page 7 of 221

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Symmetricom XL-GPS Specifications

General IconGeneral
BrandSymmetricom
ModelXL-GPS
CategoryReceiver
LanguageEnglish

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