TomTom Navigator Navigator 4 Manual do utilizador - Página 11

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5. Technical Specifications

GPS Characteristics
Technology
Chipset
Frequency
C/A code
Channels
Internal antenna
Accuracy
Position
Velocity
Time
Acquisition
Note
Reacquisition
Snap start
Hot start
Warm start
Cold start
Constraints
Altitude
Velocity
Acceleration
Jerk
Interface Characteristics
Protocol
Datum
Protocol
Default verbs
Bluetooth
Version
Profile
Default PIN
Electrical Characteristics
Power
Operational Voltage
Input Voltage
Built-in Backup Power
Battery
Built-in battery
Operational current
Temperatures
Operation times
Full charge cycle
GPS & Bluetooth continuous
SiRFStar IIe/LP
L1, 1575.42MHz
1.023MHz chip rate
12, All-In-View tracking
Patch antenna, disabled when optional external antenna connected
10 meters, 2D RMS
0.1 meters/second
1 microsecond
Acquisition times are averages, for a stationary, open sky environment.
Times will vary under other conditions.
0.1 seconds
2 seconds
8 seconds; start with time, position, ephemeris, almanac
38 seconds; start with time, position, almanac
45 seconds; start with almanac
18000 meters / 60000 feet maximum
515 meters/second / 1000 knots maximum
4G maximum
3
20 meters/second
maximum
WGS-84
NMEA 0183 Version 2.20
GGA + RMC + VTG 1 second, GSA + GSV 5 second
Bluetooth Version 1.1
Serial Port Profile (SPP)
0000
3.3V DC +/-10%
5V DC +/-10%
3.3V DC
Lithium-Ion 600mAh
Note: figures below do not take power saving methods such as low
message frequencies into account
15~65mAh Standby Mode
95~110mAh GPS and Bluetooth fully operational
110~130mAh GPS and Bluetooth fully operational and external antenna
connected
Ambient temperature while charging +32ºF to +104ºF / 0ºC to +40ºC
Ambient temperature while discharging -4ºF to +140ºF / -20ºC to +60ºC
Storage (up to 1 month) -4ºF to +112ºF / -20ºC to +50ºC
2 Hours (receiver off)
5.5~6 Hours
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