Globalsat BT-318, Руководство пользователя

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4 BT-318 SPECIFICATION
4.1 System Specification
Electrical Characteristics (Receiver)
Frequency L1, 1575.42 MHz
C/A Code 1.023 MHz chip rate
Channels 12 channel all-in-view tracking
Accuracy
Position Horizontal 10 meters, 2D RMS
7 meters 2D RMS, WAAS corrected
1-5 meters DGPS corrected
Velocity 0.1m/sec
Time 1 micro-second synchronized to GPS time
Datum
Datum Default: WGS-84
Acquisition Rate
Hot start 8 sec., average
Warm start 38 sec., average
Cold start 45 sec., average
Reacquisition 0.1 sec. average
Protocol
GPS Protocol Default: NMEA 0183 (Secondary: SiRF binary)
GPS Output format GGA(1sec), GSA(1sec), GSV(5sec), RMC(1sec),
VTG(1sec)
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 20 m/sec**3
Temperature
Operating -20°~ 60°C
Humidity 5 to 95% non-condensing
Power
Voltage Replaceable and rechargeable battery and 5V
DC input charging circuit
Operation Time 15 hours, after fully recharged, in continuous mode
>20 hours, in trickle power mode
Physical Characteristics
Dimension 89mm x 52mm x 30mm
4.2 Bluetooth Specification
Bluetooth V1.1 Compliant
Supply Voltage : 2.8V ~ 3.3V
Frequency Range : 2.402 ~ 2.480 GHz
Receiver Sensitivity : -80 dBm
Transmit Power : Class 2
Transmitting Range : 80 m (Open Space)
Power Consumption : 45 mA (Typical)
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