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DBT-268 Bluetooth GPS Receiver User's Guide

1.3 Electrical Characteristics

General

Frequency

C/A code

Channels

Antenna

Sensitivity

Tracking

Accuracy

Position

Velocity

Time

Datum

Default

Limitation

Altitude

Velocity

Acceleration

Jerk

Acquisition Rate

Hot start

Warm start

Cold start

Re-acquisition

GPS protocol

Protocol message

Default NMEA

Bluetooth Characteristics

BT Compliant

RF Tx Power

Receiver sensitivity

Communication distance

Communication profile

Power Consumption

Main power input

Operation Current

DBT-268 User's Guide v1.0

L1, 1575.42 MHz

1.023 MHz chip rate

20 channels all-in-view tracking

internal

-159 dBm typical

Normal: 5~25 meters CEP without SA

Enable EGNOS or WAAS:

Position < 2.2 meters, horizontal 95% of time

< 5 meters, vertical 95% of time

0.1 meters/second

1 microsecond synchronized to GPS time

WGS-84

< 18,000 meters (60,000 feet)

< 515 meters/sec (1000 knots)

< 4 G

20 meters/sec max.

< 1 sec, averaged (with ephemeris and almanac valid)

< 38 sec, averaged (with ephemeris but not almanac)

< 42 sec, averaged (neither ephemeris nor almanac)

0.1 sec. (interruption recovery time)

NMEA-0183

GGA, GSA, GSV, RMC, 38400 baud rate, (VTG, GLL, and

RMS optional)

8 bits data, 1 stop bit, no parity.

Version1.1

Class 2 (4 dBm max)

-80 dBm with BER<0.1%

10 meter typically

Serial Port Profile (SPP)

5V DC input.

3.3 ±5% VDC from internal Lithium-ion battery pack

75~85 mA total typical in normal mode