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GPS Receiver Board GPS-24 / 24A Operating Manual
Rikaline
Specifications subject to change without prior notice
Rikaline International Corp. 10F, 64, Kang-Din Road, Taipei 108, Taiwan
Tel: ++886 2 2370 4688 Fax: ++886 2 2370 4686 E-Mail: info@rikaline.com.tw Web: www.rikaline.com.tw
Tracking: -152dBm
Acquisition: -139dBm
3) Acquisition time:
Reacquisition 0.1 sec. (90%)
Hot start 12 sec. (90%)
Warm start 38 sec. (90%)
Cold start 60 sec. (90%)
4) Position accuracy:
Non DGPS (Differential GPS)
Position <7m CEP (90%) with S\A off
Velocity 0.1 meters/second.
Time 1 microsecond synchronized GPS time
DGPS (Differential GPS)
Position <1 m, typical
Velocity 0.05 meters/second, typical
5) Dynamic Conditions:
Altitude 10,000 meters(32,800 feet) max
Velocity
Horisontal 300 Km/Hr
Vertical 36 Km/Hr
Acceleration 2 G, max
Jerk 4 meters/second³, max
6) Time-1PPS Pulse (optional)
Level TTL
Pulse duration 100ms
Time reference at the pulse positive edge
Measurements Aligned to GPS second, +-1 microsecond
7) 2.1.10 Recommended External Antenna Specification
Gain 20dB (including cable loss)
Noise figure 1.5dB
Current 3 ~ 30mA
Operate Voltage 2.5 ~ 2.8V
1.4.5 Interfaces
1) Dual communication channel through TTL, with user selectable baud rate (4800, 9600-Default, 19200,
38400).
2) NMEA 0183 Version 3.0 ASCII output (GGA, GSV(3), GSA(3), RMC, VTG).
3) Real-time Differential Correction input (RTCM SC-104 message types 1, 2 and 9).