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VBOX II User Guide
Specification
GPS
Velocity
Accuracy
Units
Update rate
Maximum velocity
Minimum velocity
Resolution
Absolute Positioning
Accuracy
Accuracy with DGPS
Update rate
Resolution
Heading
Resolution
Accuracy
Acceleration
Accuracy
Maximum
Resolution
Update rate
Memory
Compact Flash
Recording time
* Approximately 4.3Mb per hour used when logging GPS
data at 20Hz
Distance
0.1 Km/h (averaged over 4
Accuracy
samples)
Km/h or Mph
Units
20 Hz
Update rate
1000 Mph
Resolution
0.1 Km/h
Height accuracy
0.01 Km/h
Height accuracy with DGPS
Time
3m
95% CEP**
Resolution
1.8m
95% CEP**
Accuracy
20 Hz
1 cm
Power
0.01°
Input Voltage range
0.1°
Current
Environmental and physical
0.5%
Weight
20 G
Size
0.01 G
Operating temperature
20Hz
Type I
** CEP = Circle of Error Probable
Dependent on flash card
capacity*
0.05% (<50cm per Km)
Metres / Feet
20Hz
1cm
6 Metres
2 Metres
0.01 s
0.01 s
6v-18v DC
Typically 560mA
Approx500 grammes
119mm x 128mm x 30mm
-30°C to +60°C
Storage temperature
-40°C to +80°C
Definitions
95% CEP (Circle Error Probable) means 95% of the time the position readings will fall
within a circle of the stated diameter
Page 17 of 23
95% CEP**
95% CEP**
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