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Table of Contents
Test Bed Receiver Subsystem Addendum – Rev 1 iii
TABLE OF CONTENTS
Foreword........................................................................................................................... vii
Scope........................................................................................................................................................................vii
Prerequisites .............................................................................................................................................................vii
1 Introduction ................................................................................................................ 8
The NovAtel Test Bed Receiver.................................................................................................................................8
Operational Overview.........................................................................................................................................9
GEO Processing...............................................................................................................................................9
Single Frequency GPS GLONASS................................................................................................................10
Dual Frequency GPS GEO............................................................................................................................10
Other Outputs & Inputs .................................................................................................................................10
2 Installation of Test Bed Receiver............................................................................ 11
Minimum Configuration...........................................................................................................................................11
Internal and External Oscillators..............................................................................................................................12
Connecting the External Frequency Reference.........................................................................................................13
Connecting Data Communications Equipment.........................................................................................................14
Connecting the GPS Antenna...................................................................................................................................14
Connecting the External Power Input.......................................................................................................................15
Using the 10 MHz Output Signal .............................................................................................................................15
Accessing the Strobe Signals....................................................................................................................................16
3 Operation .................................................................................................................. 17
Pre-Start Check List .................................................................................................................................................17
Serial Ports - Default Settings ...........................................................................................................................17
Start-Up.............................................................................................................................................................17
Initial Communications with the Test Bed Receiver................................................................................................18
4 Update or Upgrade Your GPSCard ......................................................................... 19
Upgrading Using the $AUTH Command.................................................................................................................19
Updating Using the LOADER Utility ......................................................................................................................20
Transferring Firmware Files..............................................................................................................................20
Using the LOADER Utility...............................................................................................................................21
APPENDICES
A WAAS Overview ....................................................................................................... 22
B GLONASS Overview................................................................................................. 23
GLONASS System Design.......................................................................................................................................24
The Space Segment...........................................................................................................................................24
The Control Segment ........................................................................................................................................25
The User Segment.............................................................................................................................................25
Time..................................................................................................................................................................26
GLONASS Time vs. Local Receiver Time ...................................................................................................26