Leadtek Research Inc LR9580 Manual De Usuario
2. Specifications
◎Technical specification
Feature
Item
Description
Chipset
MT 3318f +6601
GPS single chip + Bluetooth chipset
General
Frequency
L1, 1575.42 MHz
C/A code
1.023 MHz chip rate
Channels
14/32
3 meters, 2D RMS
2.5 meters 2D RMS, WAAS corrected
3 meters, 2D RMS
2.5 meters 2D RMS, WAAS corrected
Position
<2.5 meters (50%)
Velocity
0.1 meters/second
Accuracy
Time
1 microsecond synchronized to GPS time
Default
WGS-84
Datum
Other
selectable for other Datum
Reacquisition
0.1 sec., average
Hot start
1 sec., average typical TTFF
Warm start
36 sec., average typical TTFF
Time to First Fix
(TTFF)
(Open Sky &
Stationary
Requirements)
(TTFF)
(Open Sky &
Stationary
Requirements)
Cold start
38 sec., average typical TTFF
Altitude
18,000 meters (60,000 feet) max.
Velocity
515 meters/second (1000 knots) max.
Acceleration
4g, max.
Dynamic
Conditions
Conditions
Jerk
20 meters/second
3
, max.
Main power input
DC 5.0V
Operation hours
10 hours in continuous mode
670 mA
Power
Battery
Built-in Li-Polymer battery
Electrical interface
UARTS
Serial Port
Protocol messages
NMEA-0183 V3.01