Novatel OM-20000077 user manual Appendices

		Table of Contents
	4.4.1 Mask Angle	31
	4.4.2 GPS Antenna Position	31
4.5	Receiver States	31
	4.5.1 Non-Operational State	31
	4.5.2 Operational States	31
4.6	Built-In Status Tests	33
4.7	DATUM Support	34
5 Message Formats		35
5.1	RTCM-Format Messages	35
	5.1.1 RTCM1 Differential GPS Corrections (Fixed)	35
	5.1.2 RTCM2 Delta Differential GPS Corrections (Fixed)	36
	5.1.3 RTCM9 Partial Satellite Set Differential Corrections	36
5.2	NMEA Format Data Messages	37
6 Positioning Modes of Operation		38
6.1	Single-Point or Autonomous	38
	6.1.1 GPS System Errors	38
6.2	Satellite-Based Augmentation System (SBAS)	39
	6.2.1 SBAS Receiver	40
	6.2.2 SBAS Messages	40
7 Troubleshooting		42
APPENDICES
A Technical Specifications		44
B FlexPak-SSII Specifications		49
C Antenna Specifications		56
D Standards/References		62
E TTFF and Satellite Acquisition		63
F Updating Receiver Firmware		64
G GPS Overview		67
H Glossary of Terms		76
I Acronyms		80

4 SUPERSTAR II User Manual Rev 3