ashtech GG Surveyor GPS Receiver Manuals

ashtech GG Surveyor GPS Receiver Manuals

Manuals and User Guides for ashtech GG Surveyor GPS Receiver. We have 1 ashtech GG Surveyor GPS Receiver manual available for free PDF download: Reference Manual

ashtech GG Surveyor Reference Manual

ashtech GG Surveyor Reference Manual (256 pages)

GPS/Glonass Receiver

Brand: ashtech | Category: GPS | Size: 4.16 MB

Table of Contents

Table of Contents
5
Chapter 1. Introduction

19
- Technical Specifications
  20
- Performance Specifications
  21
- Receiver Options
  22
  - Position Update Rate
    23
  - E] Event Marker
    24
Chapter 2. Equipment

25
- Power/Input/Output Connections
  27
- Power Requirements
  28
- RF Interface Connector
  29
Antenna

30
Chapter 3. Standard Operation

31
- Communication
  32
- Initialization
  33
  - File Directory
    34
    
    System Setup
    35
    
    Changing Parameters
    36
- Downloading Data
  37
Chapter 4. Advanced Operation

39
- Serial Port Configuration
  40
  - Figure 4.1: $PASHR,PAR Default Response Message
    41
  - Figure 4.3: $PASHR,RTC Default Response Message
    42
- Default Parameters
  43
- Data Recording
  45
  - File Naming Convention
    46
- Datalogr
  47
  - Altitude Definition
    48
- Daisy Chain Mode
  49
- Figure 4.6: Relationship of GPS Time in PBN Record to 1 PPS Pulse
  50
- Photogrammetry Event Marking
  51
  - Time Tagging the Shutter Signal
    52
  - Closed-Loop Technique (Advanced Trigger)
    53
  - Hz Output
    54
  - Raw Data Outputs
    55
- Satellite Search Algorithm
  56
- Raim
  57
- External Frequency
  58
- Point Poistioning
  60
- Figure 4.11: Point Positioning Mode Position Error - GPS Only
  61
Chapter 5. Differential and RTK Operations

63
- Setting up an RTK Base Station
  64
- Setting up a Combined Differential and RTK Base Station
  65
- Advanced Base Station Operation
  66
  - Message Rate
    67
  - Mask Angle
    69
    
    Base Station Position
    70
    
    Reference Station Health
    71
- Remote Stations
  72
- Advanced Remote Station Operation
  73
- Auto Differential Mode
  83
  - RTCM 104 Format, Version 2.2
    84
Chapter 6. Command/Response Formats

87
- Receiver Commands
  89
- AIM: RAIM Availability
  92
- ALT: Set Ellipsoid Height
  93
- CLK: Clock Status
  94
- CLM: Clear Memory
  95
- CTS: Port Protocol
  96
- DTG: GLONASS Time Shift
  97
- DUG: UTC-GPS Time Difference
  98
- ELM: Raw Data Elevation Mask
  99
- FIL: Close or Delete File
  100
- FIX: Altitude Fix Mode
  101
- FSS: Get System File Status
  102
- GTF: Set GLONASS Time Shift
  103
- GTM: GLONASS Time Shift Relative or Fixed
  104
- INF: Set Session Information
  105
- INI: Receiver Initialization
  107
- LPS: Loop Tracking
  109
- LTZ: Set Local Time Zone
  110
- MSV: Set Minimum Satellites
  111
- PAR: Query Receiver Parameters
  112
- PDP: Position Dilution of Precision
  113
- PEM: Position Elevation Mask
  114
- PMD: Position Mode
  115
- POS: Set Antenna Position
  116
- PPO: Point Positioning
  118
- PRJ: Set Session Logging Information
  119
  - RCI: Recording Interval
    120
  - REC: Turn Data Recording On/Off
    121
  - RIO: Request for Receiver ID
    122
  - RST: Reset Receiver to Default Parameters
    123
  - SMV: Speed Filtering
    124
  - SPD: Serial Port Baud Rate
    125
  - SVP: Select Satellite to Use in Position Computation
    126
  - SVS: Satellite Selection
    127
  - TSC: Set Type of Time Scale
    128
  - USE: Use Satellites
    130
  - USP: Select Satellite to Use in Position Computation
    131
  - VDP: Vertical Dilution of Precision
    132
- Raw Data Commands
  133
- NMEA Data Message Commands
  147
  - Query Commands
    148
  - ALL: Disable All NMEA Messages
    150
  - GGA: GPS Position Message
    152
    
    GLL: Latitude, Longitude Message
    155
    
    GRS: Satellite Range Residual Message
    156
    
    GSA: DOP and Active Satellites Message
    158
    
    GSN: Signal Strength/Satellite Number Message
    161
    
    GST: Position Error
    163
    
    GXP: Position Horizontal Message
    165
    
    LTN: Latency Message
    166
    
    MSG: RTCM Message
    167
    
    PER: Set NMEA Send Interval
    180
    
    RMC: Recommended Minimum Course
    183
    
    RRE: Satellite Residual and Position Error Message
    184
    
    SAT: Satellite Status Message
    186
    
    TCM: Enables/Disables RTCM Rover Data Message
    188
    
    TTT: Event Marker Message
    189
    
    VTG: Velocity/Course Message
    190
    
    ZDA: Time and Date Message
    192
- RTCM Response Message Commands
  194
- CPD Commands
  203
  - AFP: Ambiguity Fixing
    206
  - BAS: Base Mode
    208
  - FST: Fast CPD Mode
    211
    
    MAX: Maximum Age
    212
    
    MOD: CPD Mode
    213
    
    POS: Set Base Position
    214
    
    RST: Reset CPD
    215
  - Signal Structure
    219
  - Satellite Orbits
    220
  - Magnetic Model
    221
    
    GPS and GLONASS System Time
    222
    
    Nmea 0183
    223
    
    Navigation Modes (Availability & Accuracy)
    224
    
    Figure A.1: GG Surveyor Code Differential Horizontal Position Decay
    225
  - Overview
    233
  - Figure C.1: Relative Performance of Multipath Mitigation Techniques
    234
Appendix A. GPS and GLONASS Concepts

218
- Differential Position Accuracy
  218
- Ashtech Bulletin Board
  243
  - Supported Protocols
    244
- Repair Centers
  245
Appendix B. Reference Datums and Ellipsoids

233
Appendix C. Multipath Mitigation

233
Appendix D. Floating Point Data Representation

237
- Sign Bit Field
  237
- The Represented Value
  238
  - Double-Precision Float
    239
Appendix E. Global Product Support

241
- Solutions for Common Problems
  241

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