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3. SDG-812 Specification Table
Electrical Characteristics (Receiver)
Chipset SiRF Start III
Frequency L1, 1575.42 MHz
C/A Code 1.023 MHz chip rate
Channels 20 channel all-in-view tracking
Accuracy
Position Horizontal
10 meters, 2D RMS
1~5 meters, 3D RMS with WAAS, EGNOS corrected
Velocity 0.1m/sec
Time 1 micro-second synchronized to GPS time
Datum
Datum WGS-84 (default)
Protocol (customized protocol can be made if the offer is for more than 1000 pcs)
GPS Protocol NMEA 0183 (default)
GPS Output format GGA(1 sec), GSA(1 sec), GSV(5 sec), RMC, 9600bps
Dynamic Condition
Acceleration Limit Less than 4g
Altitude Limit 18,000 meters (60,000 feet) max.
Velocity Limit 515 meters/sec (1,000 knots) max.
Jerk Limit 20m/sec**3
Temperature
Operating -40
℃~+85℃
Humidity 5~95% non-condensing
Power
Voltage 3.3V
Power Consumption <95 mA
Physical Characteristics
Dimension 62 mm
* 24 mm * 2.1 mm
Weight Approximately 30 grams
Memory: Expansion Slot Micro SD card (TransFlash Card) memory
Size : 512MB, up to 2GB
Other Characteristics
Hot start < 1 sec., average; Warm start < 38 sec., average; Cold start < 42 sec., average
Reacquisition 0.1 sec. average
Certification
FCC, CE, RoHs
Bluetooth Specification
․Bluetooth V2.0
compliant
․Supply voltage : 2.8~3.7V
․Frequency Range: 2.402~2.480GHz
․Receiver Sensitivity : -78dBm
․Transmit Power: Class 2
․Transmitting Range: 6~10 m