TomTom Navigator Navigator 4 사용자 설명서 - 페이지 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

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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