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Acutime 2000 Synchronization Kit User Guide xi
List of Figures
Figure 1-1 Acutime 2000 GPS Smart Antenna Enclosure . . . . . . . 1-3
Figure 2-1 Connection Diagram . . . . . . . . . . . . . . . . . 2-3
Figure 3-1 Mounted Antenna . . . . . . . . . . . . . . . . . . 3-2
Figure 4-1 Acutime 2000 Interface Connector . . . . . . . . . . . 4-2
Figure 4-2 Acutime 2000 12-pin Connector format. . . . . . . . . . 4-3
Figure 5-1 PPS Quantization Error . . . . . . . . . . . . . . . . 5-7
Figure 5-2 Removing the Quantization Error from the PPS Output . . . 5-8
Figure 6-1 Time Transfer Connection Diagram . . . . . . . . . . . 6-8
Figure 6-2 NTP Configuration File . . . . . . . . . . . . . . . . 6-11
Figure 6-3 Disabling Serial Port Services Using an Administrative Tool . 6-28
Figure 6-4 Sample UNIX Log Entries . . . . . . . . . . . . . . . 6-34
Figure D-1 Acutime 2000 Standard Interface Cable. . . . . . . . . . D-5
Figure D-2 NTP Interface Cable . . . . . . . . . . . . . . . . . D-6
Figure F-1 Acutime 2000 Block Diagram (RS-232 Version) . . . . . . F-11
Figure F-2 Acutime 2000 Block Diagram (RS-422 Version) . . . . . . F-11