Technical Specifications For Bu-303 Gps Receiver - Globalsat BU-303 User Manual

10. TECHNICAL SPECIFICATIONS FOR BU-303 GPS RECEIVER

Electrical Characteristics (Receiver)
GPS Chipset
Frequency
C/A Code
Channels
Sensitivity
Accuracy
Position Horizontal
Velocity
Time
WAAS
Datum
Datum
Acquisition Rate
Hot start
Warm start
Cold start
Reacquisition
Protocol
GPS Protocol
GPS Output Data
GPS transfer rate
Dynamic Condition
Acceleration Limit
Altitude Limit
Velocity Limit
Jerk Limit
Temperature
Operating
Storage
Humidity
Power
Voltage
Current
Physical Characteristics
Dimension
USB Cable Length
Low Noise Amp
Amplifier Gain w/out cable
Filtering
Output VSWR
Voltage
Current
Due to continuous product improvements, all specifications are subject to change without notice.
SiRF Star II e/LP
L1, 1575.42 MHZ
1.023 MHz chip rate
12
-170 dBW
15m 2-D RMS (SA off)
0.1m/sec 95% (SA off),
1 micro-second synchronized to GPS time
5m 2d RMS (WAAS enabled manually by user - WIN only)
WGS-84
8 sec., average (with ephemeris and almanac valid)
38 sec., average (with almanac but not ephemeris)
45 sec., average (neither almanac nor ephemeris)
0.1 sec. average (interruption recovery time)
Default: NMEA 0183 (Secondary: SiRF binary)
SiRF binary >> position, velocity, altitude, status and control
NMEA 0183 MEA0183 V2.2 protocol, and supports
command: GGA, GSA, GSV, RMC, VTG, GLL v2.2 (VTG
and GLL are optional)
Software command setting (Default : 4800,n,8,1 for NMEA )
Less than 4g
18,000 meters (60,000 feet) max.
515 meters/sec. (1,000 knots) max.
20 m/sec**3
-30°~ 80°C
-40°~ 85°C
Up to 95% non-condensing
5V ±5%
90mA typical
2.32" x 1.65" x 0.82" (59mm x 47mm x 12mm)
60"
27 dB Typical
-25dB (+100 MHz)
2.0 Max.
DC 3 ~ 5.0V
15mA max @ 5VDC
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