
VBOX PROLITE User Guide
Page 15 of 20
Specification
GPS
Velocity
Distance
Accuracy 0.2 Km/h (averaged over 4
samples)
Accuracy 0.05% (<50cm per Km)
Units Km/h or Mph
Units Metres / Feet
Update rate 5 Hz
Update rate 5Hz
Maximum velocity 1000 Mph
Resolution 1cm
Minimum velocity 0.1 Km/h
Height accuracy 10 Metres 95% CEP**
Resolution 0.01 Km/h
Height accuracy with DGPS 5 Metres 95% CEP**
Absolute Positioning
Time
Accuracy 3m 95% CEP**
Resolution 0.01 s
Accuracy with DGPS 1.8m 95% CEP**
Accuracy 0.05 s
Update rate 20 Hz
Resolution 1 cm
Heading
Power
Resolution 0.01°
Input Voltage range 6v-18v DC
Accuracy 0.2°
Current Typically 560mA
Acceleration
Environmental and physical
Accuracy 1%
Weight Approx500 grammes
Maximum 20 G
Size 84mm x 128mm x 40mm
Resolution 0.01 G
Operating temperature
-30°C to +60°C
Update rate 5Hz
Storage temperature
-40°C to +80°C
Memory
Definitions
Internal memory
Recording time
1 Mbyte battery backed
SRAM. Approx 45 minutes
logging all GPS channels
** CEP = Circle of Error Probable
95% CEP (Circle Error Probable) means 95% of the time the position readings will fall
within a circle of the stated diameter
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