Holux GM-270 User Manual - 5. Specifications
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5. Specifications
Tracks up to 12 satellites.
Receiver: L1, C/A code
Snap Start:
period).
Update rate: 1 HZ.
Acquisition time
Reacquisition 0.1sec.averaged
Hot start
8 sec., averaged
Warm start
38 sec., averaged
Cold start
45 sec., averaged
Position accuracy:
Non DGPS (Differential GPS)
Position 5-25 m CEP without SA
Velocity 0.1 m/sec, without SA
Time
1 usec sync GPS Time
EGNOS/WAAS
Position
Dynamic Conditions:
Altitude 18,000 meters max.
(60,000 feet )
Velocity 515 meters / second max.
(700 knots)
Acceleration 4 G, max
Jerk
20 meters/second, max
Antenna Type: Built in Active Antenna
Minimum signal tracked: -175dBW
Dimension: 91×50 ×20 mm
Weight :
LED function:
power On/Off and Navigation
Update Indication
Operation Temperature:
-10
to +70
Store Temperature:
-45
to +85
Operation Humidity:
5% to 95% No condensing.
Power consumption
Protocol and interface:
NMEA output protocol: V.2.2
Baud rate: 4800 bps
Data bit: 8
Parity: N
Stop bit: 1
Output format:
Standard: GGA,GSA,GSV, RMC.
Optional: GLL,VTG,or SiRF binary
NMEA Input messages
NMEA
/SiRF Binary Set altitude,
position, date & time, select output
messages and rates
Interface:
H/W: Compact Flash - CF type I
S/W: Emulated COM Port 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.