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Holux GM-270 Low Power GPS Receiver, CF-Card Format and external MCX antenna connector
12 parallel satellite-tracking channels for fast acquisition and reacquisition.
High speed signal acquisition using 1920 time/frequency search channels.
Built-in hardware Tracking Loop Processor WAAS/EGNOS Demodulator.
Low power consumption with Star II / LP chipset.
Built-in rechargeable battery for memory and RTC backup and for fast Time to First Fix.(TTFF)
Support NMEA0183 v2.2 data protocol and SiRF binary code.
Enhanced algorithms -SnapLock and SnapStart provide superior navigation performance in urban, canyon and foliage
Environments.
Support CF card type I connector suitable PDA, Hand Held PC or PC device.
Specifications:
Tracks up to 12 satellites.
Receiver:L1, C/A code
Snap Start: <3 sec (at <25 minutes off period)
Update rate: 1HZ
Operation Temperature:-10C to+ 70C
Store Temperature: -45C to + 85C
Antenna Type: Built in Active Antenna
Minimum Signal tracked: -175dBW
Dimension: 91 X 50 X 20mm
Weight: <50g
Operation Humidity:5% to 95% No Condensing
Power consumption: <80mA at 3.3V +/- 10% input
Position accuracy:
Non DGPS (Differential GPS)
Position 5-25m CEP without SA
Velocity 0.1 m/sec, without SA
Time 1 usec sync GPS Time
EGNOS/WAAS/Beacon
Position
< 2.2m, horizontal 95% of time
< 5 m, vertical 95% of time
Protocol:
NMEA output protocol: V2.2
Baud rate:4800bps
Data bit : 8
Stop bit : 1
Parity: N
Output format:
Standard: GGA,GSA,GSV,RMC
Optional: GLL,VTG,SiRF binary
Interface:
H/W: Compact Flash - CF type I
NMEA Input messages
NMEA/SiRF Binary Set altitude, position,
S/W: Emulated COM-port (Com1?8; auto select)
date & time, select output messages and rates
Acquisition time:
Reacquisiton 0.1sec.averaged
Hot start 8sec.averaged
Warm start 38sec.averaged
Cold start 45sec.averaged
Dynamic Conditions:
Altitude 18,000 meters
( 60,000 feet) max
Velocity 515 meters/second
( 700 knots) max
Acceleration 4G, max
Jerk 20 meters/second, max
LED function:
Power On/Off and Navigation
Update Indication
Availability: Special order, pickup in store or ready to send in 10 to 14 working days
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