
Index Index-1
Index
Index
Symbols
$GPALM, 149
$GPGGA, 155
$GPGLL, 157
$GPGRS, 158
$GPGSA, 160
$GPGSN, 161
$GPGSV, 163
$GPGXP, 165
$GPMSG, 166
$GPRMC, 175
$GPRRE, 176
$GPVTG, 183
$GPXDR, 184
$GPZDA, 186
$PASHQ,ALH, 76
$PASHQ,ALH,c, 76
$PASHQ,ALM, 148
$PASHQ,ANT, 79
$PASHQ,BEEP, 80
$PASHQ,CBN, 125
$PASHQ,CPD, 198
$PASHQ,CPD,ANT, 201
$PASHQ,CPD,DLK, 202
$PASHQ,CPD,INF, 206
$PASHQ,CPD,MOD, 208
$PASHQ,CPD,POS, 214
$PASHQ,CPD,STS, 215
$PASHQ,CTS, 80
$PASHQ,DAL, 151
$PASHQ,DBN, 130
$PASHQ,DTM, 218
$PASHQ,EPB, 132
$PASHQ,FLS, 84
$PASHQ,GGA, 154
$PASHQ,GLL, 157
$PASHQ,GRS, 158
$PASHQ,GSA, 160
$PASHQ,GSN, 161
$PASHQ,GSV, 163
$PASHQ,GXP, 165
$PASHQ,INF, 86
$PASHQ,ION, 89
$PASHQ,LPS, 91, 92, 94
$PASHQ,MBN, 134
$PASHQ,MDM, 93
$PASHQ,MET, 94
$PASHQ,MSG, 166
$PASHQ,OBN, 209
$PASHQ,PAR, 97
$PASHQ,PBN, 139
$PASHQ,PHE, 100
$PASHQ,POW, 103
$PASHQ,PPS, 105
$PASHQ,PRT, 105
$PASHQ,RAW, 141
$PASHQ,RID, 107, 108
$PASHQ,RMC, 175
$PASHQ,RRE, 176
$PASHQ,RTC, 188
$PASHQ,SAL, 142
$PASHQ,SAT, 178
$PASHQ,SES, 111
$PASHQ,SID, 112
$PASHQ,SNV, 144
$PASHQ,STA, 113
$PASHQ,TMP, 116
$PASHQ,TTT, 174
$PASHQ,UDD, 221
$PASHQ,UDG, 226
$PASHQ,UTM, 180
$PASHQ,VTG, 182
$PASHQ,WARN, 118
$PASHQ,WKN, 122
$PASHQ,XDR,c, 184
$PASHQ,ZDA, 186
-
Z-Family
1
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Technical Reference Manual
1
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Trademarks
3
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Table of Contents
5
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List of Figures
13
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List of Tables
15
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Introduction
21
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Receiver Options
22
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[B] RTCM Base
23
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[U] RTCM Remote
23
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[E] Event Marker
23
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REMOTE.EXE to access and
24
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Operation
25
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PCMCIA File Structure
26
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File Types
27
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File Naming Convention
28
-
Session Programming
30
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Position Mode/ALT Fix Mode
31
-
Daisy Chain Mode
31
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Point Positioning
32
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Remote Monitoring
32
-
Event Marker
32
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1PPS Out
35
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Data Output
35
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Transferring GPS Data
36
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Synchronization to GPS Time
36
-
Default Parameters
37
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Operation 19
39
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Multipath Mitigation
41
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Signal to Noise Ratio
43
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Antenna Reduction
44
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Base Stations
47
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RTCM 18 & 19
48
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RTCM 20 & 21
49
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Ashtech DBN Format
50
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Differential and RTK
51
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Message Rate
52
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Mask Angle
56
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Base Station Position
56
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Base Station Antenna Offset
57
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Using Reference Station ID
57
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Reference Station Health
57
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Other RTCM Messages
57
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Remote Stations
58
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Using RTCM Messages
59
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Using Ashtech DBN Messages
60
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Base Station Data
61
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Base Data Latency
62
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Float and Fixed Solutions
64
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Carrier Phase Initialization
65
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LatError()
66
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LonError()
66
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Mask Angles
67
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Auto Differential Mode
67
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RTCM Messages
67
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Understanding RTK/CPD
71
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Data Link Monitor
72
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Real-time Solution Output
72
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Vector Solution Output
73
-
Solution Storage
74
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Troubleshooting
75
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CPD Solution Parameters
77
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Dynamics: $PASHS,CPD,DYN
78
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Fast CPD: $PASHS,CPD,FST
79
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Multipath: $PASHS,CPD,MTP
79
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Rate: $PASHS,CPD,PER
79
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Universal RTCM Base Station
80
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Understanding
81
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Coordinate Transformation
83
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Interpretation
84
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Datum to Grid
87
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Projection Types
88
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Coordinate Transformation 69
89
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Figure 5.4: Oblique Mercator
89
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Figure 5.5: Stereographic
89
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Elevation Modeling
90
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Command/Response Formats
91
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Receiver Commands
93
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Command/Response Formats 75
95
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ALT: Set Ellipsoid Height
97
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ANH: Set Antenna Height
97
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ANT: Set Antenna Offsets
98
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BEEP: Beeper Set-up
100
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CTS: Port Protocol Setting
101
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DSC: Store Event String
101
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DSY: Daisy Chain
101
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ELM: Recording Elevation Mask
102
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EPG: Epoch Counter
102
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FIL,D: Delete a File
103
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FIX: Altitude Fix Mode
103
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FIL,C: Close a File
103
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Commands
105
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HDP: HDOP Mask
106
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INF: Set Session Information
106
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INI: Receiver Initialization
108
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ION: Set Ionospheric Model
109
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LPS: Loop Tracking
110
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LTZ: Set Local Time Zone
111
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MDM: Set Modem Parameters
112
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Parameters Description Range
117
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PDP: PDOP Mask
119
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PEM: Position Elevation Mask
119
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PJT: Log Project Data
121
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PMD: Position Mode
122
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POS: Set Antenna Position
122
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POW: Battery Parameters
123
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PPO: Point Positioning
124
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PPS: Pulse Per Second
124
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PRT: Port Setting
125
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PWR: Sleep Mode
126
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RCI: Recording Interval
126
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REC: Data Recording
126
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RID: Receiver ID
127
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RNG: Data Type
128
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RTR: Real-Time Error
129
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SAV: Save User Parameters
129
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SES: Session Programming
129
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SID: Serial Number
132
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SIT: Set Site Name
132
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SPD: Serial Port Baud Rate
133
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STA: Satellite Status
133
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SVS: Satellite Selection
134
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TLT : Tiltmeter Set-up
135
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TLT,INTVL: Tiltmeter Interval
136
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TST:Output RTK Latency
137
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UNH: Unhealthy SVs
137
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USE: Use Satellites
137
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VDP: VDOP Mask
137
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WAK: Warning Acknowledgment
138
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WARN: Warning Messages
138
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Command/Response Formats 119
139
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Command/Response Formats 121
141
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WKN: GPS Week Number
142
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Raw Data Commands
143
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Query Commands
144
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CBN: CBEN Message
145
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Command/Response Formats 129
149
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DBN: DBEN Message
150
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Command/Response Formats 131
151
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EPB: Raw Ephemeris
152
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MBN: MBN Message
154
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Command/Response Formats 135
155
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Command/Response Formats 137
157
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PBN: Position Data
159
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RAW: Query Raw Data Parameter
161
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SAL: Almanac Data
162
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SNV: Ephemeris Data
164
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Command/Response Formats 145
165
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NMEA Message Commands
166
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ALM: Almanac Message
168
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GDC: User Grid Coordinate
172
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GGA: GPS Position Message
174
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MSG: Base Station Message
186
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PER: Set NMEA Send Interval
191
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POS: Position Message
191
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PTT: Pulse Time Tag message
193
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RRE: Residual Error
196
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SAT: Satellite Status
198
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TTT: Event Marker
199
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UTM: UTM Coordinates
200
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Command/Response Formats 181
201
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$PASHR,UTM
201
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VTG: Velocity/Course
202
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XDR: Transducer Measurements
204
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ZDA: Time and Date
205
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-20 Local zone offset (min)
206
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Query: RTCM Status
208
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Command/Response Formats 189
209
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AUT: Auto Differential
210
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BAS: Enable Base Station
211
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EOT: End of Transmission
211
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INI: Initialize RTCM
211
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MAX: Max Age
211
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REM: Enable Remote RTCM
212
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MSG: Define Message
212
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OFF: Disable RTCM
212
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QAF: Quality Factor
212
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SEQ: Check Sequence Number
213
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SPD: Base Bit Rate
213
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STH: Station Health
214
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STI: Station ID
214
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TYP: Message Type
215
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CPD Commands
216
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CPD: RTK Status
218
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Command/Response Formats 199
219
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AFP: Ambiguity Fixing
220
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ANT: Antenna Parameters
220
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DLK: Data Link Status
222
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DYN: Rover Dynamics
224
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ENT: Use Current Position
225
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FST: Fast CPD Mode
226
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INF: CPD Information
226
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MOD: CPD Mode
227
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MTP: Multipath
229
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Command/Response Formats 211
231
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OUT: Solution Output
232
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PEB: Base Broadcast Interval
232
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PED: DBEN Transmission Period
233
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PER: CPD Update Interval
233
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POS: Set Base Position
234
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PRT: Port Output Setting
235
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RST: Reset CPD
235
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STS: CPD Solution Status
235
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UBP: Use Base Position
236
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DTM: Datum Selection
238
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FUM: Fix UTM Zone
238
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FZN: Set UTM Zone to Fix
239
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HGT: Height Model Selection
240
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UDD: User Defined Datum
240
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Reference A-1
247
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Reference
249
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Global Product Support
251
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Corporate Web Page
253
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Ashtech Bulletin Board
253
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Supported Protocols
254
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Repair Centers
255
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Numerics
259
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