•
GPS Time Precision: +/- 10ns RMS jitter.
•
Antenna Connection: 1575.42MHz (L1 Band)
•
TTFF (Time To First Fix)
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Cold start @-125dBm typically 33 seconds
•
Re-acquisition (<10s obstruction) typically 1 second
6.3 Antenna Specifications
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Active patch antenna with magnetic base.
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Size: 1.57 in. x 1.89 in. x 0.51 in thick, 43 grams.
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Amplifier: LNA +28dB Noise: 1.5dB VSWR: 2.0 Voltage: 2.7-6.0V.
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Cable: RG174, 5m length, SMA male.
•
Environmental: -40 to +85C
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Waterproof to Ipx6
6.4 TM2500B OCXO Timing Information / Specifications
•
1 PPS / 10MHz output is 3.3V TTL signal
•
Standard BNC connection
•
Best stability of the OCXO and 10Mhz reference in holdover is achieved:
◦
8 hours of operation required if TM2X00B off for 24 hours
◦
24 hours of operation required if TM2X00B off for 1 week
◦
48 hours of operation required if TM2X00B off for 1 month
◦
Stable temperature conditions
(Specifications are subject to change without notice)
Installation and Operations Manual | Page 21
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