| Feature |
Item |
Description |
| Chipset |
GSC3fx LP Series |
SiRFstarIII/LP single
chip technology |
| General |
Frequency |
L1, 1575.42 MHz |
| C/A code |
1.023 MHz chip rate |
| Channels |
20 |
| Accuracy |
Position |
10 meters, 2D RMS |
| 5 meters 2D RMS, WAAS
corrected |
| < 5meters(50%), DGPS
corrected |
| Velocity |
0.1 meters/second |
| Time |
1 microsecond synchronized to GPS
time |
| Datum |
Default |
WGS-84 |
| Time to First Fix(TTFF) |
Reacquisition |
0.1 sec., average |
| Hot start |
1 sec., average typical TTFF |
| Warm start |
35 sec., average typical TTFF |
| Cold start |
35 sec., average typical TTFF |
| Dynamic Conditions |
Altitude |
18,000 meters (60,000 feet)
max. |
| Velocity |
515 meters/second (1000
knots) max. |
| Acceleration |
4g , max. |
| Power |
Main power input |
3.3 ~ 5.0 VDC |
| Power consumption |
~300 mW (continuous
mode) |
| Supply Current |
~ 60 mA @ 5.0 VDC |
| Backup Power |
2.0 ~ 5.0 VDC
input. |
| Interface |
Pin Header |
DIP type pitch 2.0mm 2x10 pin
header |
| Protocol messages |
NMEA-0183@4800 bps |
| Environmental Characteristics |
Operating temperature range |
-20 °C to +60 °C |
| Storage temperature range |
-55 °C to +100 °C |
| Physical Characteristics |
Length |
1.6 in / 40.64 mm |
| Width |
2.8 in / 71.12 mm |
| Height |
5.5in / 1.40 mm |
| Weight |
16g (net) |
| Software Specifications |
Core of firmware |
SiRF GSW3.2.X |
| Baud rate |
4800, 9600, 19200, 38400
or 57600 bps (default 4800) |
| Code type |
NMEA-0183 ASCII |
| Datum |
WGS-84 |
| Protocol message |
GGA(1sec), GSA(5sec),
GSV(5sec), RMC(1sec),VTG(1sec) |
| Output frequency |
1
Hz |