User's Manual

Leadtek GPS LR9553D Bluetooth Data logger & Receiver
©2007 Leadtek Research Inc. All rights reserved.
20
9. Appendix B: Specifications
Technical Performance
Feature Item Description
Chipset
GSW3 SiRFStarIII LP technology
Frequency L1, 1575.42 MHz
C/A code 1.023 MHz chip rate
General
Channels 20
10 meters, 2-D RMS
5 meters 2-D RMS, WAAS corrected
Position
<5meters, 2-D RMS, DGPS corrected
Velocity 0.1 meters/second
Accuracy
Time 1 microsecond synchronized to GPS time
Datum
Default WGS-84
Reacquisition 0.1 sec., average
Hot start 1 sec., average typical TTFF
Warm start 35 sec., average typical TTFF
Time to First Fix
(TTFF)
(Open Sky &
Stationary
Requirements)
Cold start 42 sec., average typical TTFF
Switch mode ON/OFF; Navi & Log; Log only
Flash Memory 4MB
Recording Interval Every 15 sec. (User can configure settings)
Waypoints 60,000 points (Position, Date, Time & Altitude)
Data Log
Duration 240 hrs (continuous usage)
Altitude 18,000 meters (60,000 feet) max.
Velocity 515 meters/second (1000 knots) max.
Dynamic
Conditions
Acceleration 4g, max.
Main power input 5±5%(10%)V DC input
Power
Power consumption ≈300 mW (continuous mode)