Holux GR-271 User manual

CF GPS receiver GR-271
Features:
20 parallel satellite-tracking channels for fast acquisition and reacquisition
Built-in hardware tracking loop processor WAAS/EGNOS demodulator
Low power consumption with starШchipset
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
zTracks up to 20 satellites
zReceiver: L1, C/A code
zMax update rate: 1 HZ
zAcquisition time:
Reacquisition 0.1sec. averaged
Hot start 8 sec. averaged
Warm start 38 sec. averaged
Cold start 42 sec. averaged
zPosition accuracy:
a. Non DGPS(Differential GPS)
Position 5-25 m CEP without SA
Velocity 0.1 m/sec. without SA
Time 1 μsec sync GPS Time
EGNOS/WAAS
Position :
< 2.2 m, horizontal 95% of time
< 5 m, vertical 95% of time
zDynamic conditions:
Altitude 18,000 meters
(60,000 feet ) max
Velocity 515 meters / sec.
(700 knots) max
Acceleration 4 G, max
Jerk 20 meters/sec., max
zAntenna type: Built in Patch Antenna
zMinimum signal tracked: -159dBm
zDimension: 93.5×43 ×11 mm
zWeight : < 34g.
zWaterproof : IPX5
zLED function:
Power On/Off and Navigation
Update Indication.
zOperating temperature:
-10 ℃to + 70 ℃
zStorage temperature:
-45 ℃ to + 85 ℃
zOperating humidity:
5% to 95% No condensing.
zPower consumption
< 80mA at 3.3V+/-10% input
zProtocol and interface:
NMEA output protocol: V.2.2
Standard:
Baud rate: 4800 bps
Data bit: 8
Parity: N
Stop bit: 1
Format: GGA,GSA,GSV, RMC.
Optional:
Baud rate: 9600,19200,38400
bps
Format: GLL,VTG, ZDA,or SiRF
binary
Interface:
H/W: Compact Flash - CF type I
S/W:EmulatedCOMPort
1-8
( Auto Select)
* The specifications are subject to be changed without notice.
* The measurement functions of this GPS CF card are not intended for use in tracking
measurements that requires professional or industrial precision. Values produced by this GPS CF
card should be considered as reasonable accurate representations only.