Page 1
PRODUCT SPECIFICATION
RS232 GPS RECEIVER
Page 1 of 3
GPS Receiver Specification
Page 2
Product Feature
• “SiRF Star Ⅱe/LP” high performance and low power consumption chipset
• All-in-view 12-channel parallel processing
• Built-in active antenna
• High sensitivity to satellite signal
• Cold start under 45 seconds, average
• Superior urban canyon performance
• FoliageLock for weak signal tracking
• Build-in SuperCap to reserve system data for rapid satellite acquisition.
• Supported NMEA 0183 command: GGA, GSA, GSV, RMC, GLL, VTG
• Super-cohesive magnetic for mounting on the car
• LED indicator for GPS fix or not fix
LED OFF: Receiver switch off
LED ON: No fixed, Signal searching
LED Flashing: Position Fixed
• Non-slip on the bottom
• RS232 interface with PS2 connector
System Specification
Electrical Characteristics (Receiver)
Frequency L1, 1575.42 MHz
C/A Code 1.023 MHz chip rate
Channels 12
Sensitivity -170 dBW
Accuracy
Position Horizontal 10m 2D RMS (SA off)
Velocity 0.1m/sec 95% (SA off),
Time 1 micro-second synchronized to GPS time
WAAS enabled 7m 2D RMS
Datum
Datum WGS-84
Acquisition Rate
Hot start 8 sec., average (with ephemeris and almanac valid)
Warm start 38 sec., average (with almanac but not ephemeris)
Cold start 45 sec., average (neither almanac nor ephemeris)
Reacquisition 0.1 sec. average (interruption recovery time)
Protocol
GPS Protocol Default: NMEA 0183 (Secondary: SiRF binary)
GPS Output Data SiRF binary >> position, velocity, altitude, status and
control ; NMEA 0183 protocol, and supports
command: GGA, GSA, GSV, RMC, VTG, GLL (VTG
and GLL are optional)
GPS transfer rate Software command setting (Default : 4800,n,8,1 for
NMEA )
Dynamic Condition
Acceleration Limit Less than 4g
Page 2 of 3
Page 3
Altitude Limit 18,000 meters (60,000 feet) max.
Velocity Limit 515 meters/sec. (1,000 knots) max.
Jerk Limit 20 m/sec**3
Temperature
Operating -20°~ 80°C
Storage -30°~ 85°C
Humidity Up to 95% non-condensing
Power
Voltage 5V ±5%
Current 80mA typical (Continuous mode)
Physical Characteristics
Dimension 2.32" x 1.85" x 0.82" (59mm x 47mm x 21mm)
Cable Length 60" (1500mm)
Low Noise Amp
Amplifier Gain w/out cable 27 dB Typical
Filtering -25dB (+100 MHz)
Output VSWR 2.0 Max.
Voltage DC 3 ~ 5.0V
Current 15mA max.@5VDC
RS232 GPS Receiver
Due to continuous product improvements, all specifications may be subject to change without notice
Page 3 of 3
Loading...