Rainbow Electronics BT-R920 User Manual

BT-R920 Wireless GPS Receiver

The BT-R920 is a GPS receiver with Wireless interface and built-in Patch antenna for
high sensitivity to tracking signal.

The BT-R920 is well suited to system integration and users who use PDA, Smart phone,
Tablet PC and Notebook PC with Wireless devices. It satisfies a wide variety of
applications for car navigation, personal navigation or touring devices, tracking, and

marine navigation purpose.

Features:

z SiRF starIII Chipset 20 Channels all in view tracking
z High Sensitivity -159dBm
z Reacquisition Time: 0.1 second
z Support Standard NMEA-0183 protocol
z Auto Adjustment Baud Rate 4800-115200 bps
z DGPS : WAAS/EGNOS
z After device disconnects 30 minutes, the GPS receiver

Shall automatic turn off the power.

z Compatible with Wireless devices with Serial Port Profile (SPP)
z Alkaline 3 X AAA Battery lasts for more than 6 hours of use

Applications:

z Vehicle Tracking & Location-based Services
z Personal/Portable Navigation
z Car Navigation

EverMore Technology, Inc.

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C. http://www.emt.com.tw

BT-R920 Wireless GPS Receiver

Specification:

Description

Features

General L1 1575.42MHz, C/A code, 20-channel all in view

tracking
Sensitivity -159 dBm (typical)
Update Rate 1 Hz
Accuracy Position: <15m(95%) without S/A

Velocity: 0.1 m/sec without S/A

Time: ± 100ns synchronized to GPS time
Acquisition Cold start: 42 sec average

Warm start: 38 sec average

Hot start : 1 sec average
Dynamics Altitude : 18,000m Max

Velocity: 500m/s

Acceleration: 4g Max
Reacquisition Time 0.1 second
Datum WGS-84
DGPS WAAS/EGNOS
Protocol NMEA-0183 V2.2 , 8-None-1

Baud rate: Auto Adjustment 4800 -115200 bps
NMEA Message Default : GGA, GSA, GSV, RMC

Operation Temperature -10oC to +60oC
Store Temperature -20oC to +85oC
Operating Humidity 5% to 90% non-condensing
Antenna Built-in Patch Antenna
Interface connector Wireless interface

Battery Alkaline 3 x A AA
Operation Current 100 mA (Typical)

Operation Time

6 hrs, in continuous

Dimension/ Weight 73 mm x 45 mm x 25.4mm / 80g

* Preliminary Specification, Subject To Change without Notice

EverMore Technology, Inc.

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C. http://www.emt.com.tw