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JNSGyro-2T Operator’s Manual
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A P P E N D I X
Specifications
A
GPS Board Details
Table A-2 lists the GPS board’s general specifications.
Table A-2. GPS Board Specifications
Receiver Type (set by activating the proper OAF)
GGD-112T
GD: GPS L1/L2
GG: GPS/GLONASS L1
GGD: GPS/GLONASS L1/L2
Tracking Functions
Multi-path reduction
Code and Carrier
PLL/DLL setting
Bandwidth, order, adjustable
Common tracking loop
setting
On/Off, Static Mode, Bandwidth of individual PLL, Bandwidth of
common PLL
Smoothing interval
Code and Carrier
WAAS/EGNOS
WAAS optional
EGNOS optional
Data Output
Real time data formats
RTCM 104 version 2.1, 2.2, 2.3, and 3.0
CMR, CMR+
ASCII Output
NMEA 0183 version 2.1, 2.2, 2.3 and 3.0
Memory
Internal Memory
Compact flash card (not removable)
Capacity
Standard – 0 MB
Up to 256 MB of on-board data storage
Raw Data Recording
Up to 20 times per second (20Hz)
Data Type
Code and carrier from L1 and L2 of GPS
PPS Output
Number of PPS ports
1
Edge
Rise, Fall
Period
10 to 1000000000 ms
Offset
-500000000 to 500000000 msec
Reference time
GPS, GLONASS, UTC (USNO), UTC (SU)
Event Marker
Number of event Marker
ports
1