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GlobaslSat


EM-406 GPS Modules

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Feature
1. SiRF Star III high performance GPS Chipset
2. Very high sensitivity (Tracking Sensitivity: -159dBm)
3. Extremely fast TTFF (Time To First Fix) at low signal level
4. Support NMEA 0183 data protocol
5. Built-in SuperCap to reserve system data for rapid satellite acquisition
6. Built-in patch antenna
7. LED indicator for GPS fix or not fix
LED OFF: Receiver switch off
LED ON: No fixed, Signal searching
LED Flashing: Position Fixed
8. WAAS ENGOS is supported.

Specification
Chipset: SiRF Star III
Frequency: L1, 1575.42 MHz
C/A Code: 1.023 MHz chip rate
Channels: 20 channel all-in-view tracking
Sensitivity: -159dBm

Accuracy
Position: 10 meters, 2D RMS 5 meters, 2D RMS, WAAS enabled
Velocity: 0.1 m/s
Time: 1 us synchronized to GPS time

Datum
Default: WGS-84

Acquitisition Time
Reacquisition: 0.1 sec., average
Hot Start: 1 sec., average
Warm Start: 38 sec., average
Cold Start: 42 sec., average

Dynamic Conditions
Altitude: 18,000 meters (60,000 feet) max
Velocity: 515 meters/second (1000 knots) max
Acceleration: Less than 4g
Jerk: 20m/sec **3

Power
Main Power Input: 4.5V~6.5V DC Input
Power Consumption: 70mA

Protocol
Electrical Level: TTL level, Output Voltage Level: 0V~2.85V
Baud Rate: 4,800 bps
Output Message: NMEA 0183 GGA, GSA, GSV, RMC, VTG, GLL

Physical Characteristics
Dimension: 30mm*30mm*10.5mm
Operating Temperature: -40C to +85C
 
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