Leadtek Research LR9821 User Manual

.

TomTom Wireless GPS Receiver

Specification

GPS 9821

Version 1.2 beta

15 April 2003

All Rights Reserved

.

Contents

1 MAIN FEATURES .........................................................................................................................1

2 SPECIFICATIONS.........................................................................................................................1

2.1 ELECTRICAL CHARACTERISTICS .............................................................................................1

2.2 ENVIRONMENTAL CHARACTERISTICS .....................................................................................2

2.3 PHYSICAL CHARACTERISTICS..................................................................................................3

2.4 REGULATORY STANDARDS.......................................................................................................3

3 ACCESSORIES ..............................................................................................................................3

3.1 POWER ......................................................................................................................................3

3.2 MOUNTING................................................................................................................................3

4 OPERATION ..................................................................................................................................5

4.1 HARDWARE DESCRIPTION ........................................................................................................5

4.2 TURN ON/OFF.............................................................................................................................5

4.3 CHARGING .................................................................................................................................6

4.4 BLUETOOTH COMMUNICATION ...............................................................................................6

4.5 GPS...........................................................................................................................................6

4.6 PIN CODE ...............................................................................................................................6

5. NOTICES.........................................................................................................................................7

5.1 GLOBAL POSITIONING SYSTEM ................................................................................................7

5.2 AIRCRAFT AND HOSPITALS ......................................................................................................7

5.3 HEAT REFLECTIVE SHIELDS ....................................................................................................7

5.4 IMPORTANT ...............................................................................................................................7

5.5 BATTERY ...................................................................................................................................7

5.6 FCC ...........................................................................................................................................8

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1 Main Features

 12 Channels “All-In-View” Tracking
 Position accuracy of 10 meters 2D RMS
 Cold/Warm/Hot Start Time: 45/38/8 Seconds
 Reacquisition Time: 0.1 seconds
 RF connector for external GPS antenna
 Supports Standard NMEA-0183
 Supports Trickle Power mode Power Saving
 Compatible with Bluetooth devices with Serial Port Profile (SPP)
 Superior Sensitivity for Urban Canyon and Foliage Environment
 Small, sleek, and lightweight design easily fits in your hand
 Two LEDs indicating Bluetooth and GPS activity
 Lithium-ion battery lasting full working day typical use
 On/off push button
 Dimensions: 1.81” x 3.38” x 0.75” / 46mm x 86mm x 19mm

2 Specifications

2.1 Electrical Characteristics

General

Chipset SiRF Star IIe/LP

Frequency L1, 1575.42 MHz

C/A code 1.023 MHz chip rate

Channels 12 channel all-in-view tracking

Antenna Type Built-in Ceramic patch antenna

External antenna optional

Accuracy

Position 10 meters, 2D RMS

Velocity 0.1 meters/second

Time 1 microsecond synchronized to GPS time

Datum

Default WGS-84
Acquisition Rate (Open sky, stationary)

Reacquisition 0.1 sec., average

Snap start 2 sec., average

Hot start 8 sec., average

Warm start 38 sec., average

Cold start 45 sec., average

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