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RACELOGIC Support Centre

Technical Specification: VBOX IISX - Single Antenna

Accuracy 0.1 km/h (averaged over 4 samples)
Units km/h or mph

Update Rate

20 Hz 

Maximum Velocity 1600 km/h
Minimum Velocity 0.1 km/h
Resolution 0.01 km/h


Accuracy 0.05 % (>50 cm per km)
Units m / ft

Update rate

20 Hz

Resolution 1 cm


VBOX IISX 41.5 ms


Brake stop accuracy


±10 cm 

SD Card Recording time Approx 4.3 MB/Hour @ 20 Hz


Accuracy 0.01 s
Resolution 0.01 s


Input Voltage range 6 – 30 V DC
Current Typically 560 mA


Absolute positioning
Accuracy 3 m*

Accuracy w/ SBAS

  • <0.8 m (Europe)*
  • <1.5 m (USA & Asia)*
Accuracy w/ DGPS 40 cm*
Accuracy w/ local upgrade 20 cm*


1.85 mm (20 Hz)

Height Accuracy 6 m*
Height Accuracy w/ SBAS 2 m*


Accuracy 0.5 %
Maximum 20 g
Resolution 0.01 g
Update Rate

20 Hz


CAN Bus Format: Motorola
Bit rate 125 kbit/s, 250 kbit/s, 500 kbit/s and 1 Mbit/s selectable baud rate
Identifier type Standard 11 bit or extended 2.0 B
Data available  Satellites in view, Latitude, Longitude, Velocity, Heading, Altitude, Vertical velocity, Distance, Longitudinal acceleration, Lateral acceleration, Distance from the trigger, Trigger time, Trigger velocity, True heading.


Voltage range –5 V to +5 V DC

Default setting *


0.0125 Volts per km/h (0 to 400 km/h)
Accuracy 0.1 km/h

Update rate

20 Hz


CAN Bus Format; Motorola
VCI CAN mode Up to 16 channels from any external CAN module
Racelogic modules mode Up to 20 channels from any combination of ADC02, ADC03, FIM02, TC8, Yaw sensor or CAN01


Brake/Event Trigger Selectable signal polarity. 16-bit timer capture with 5 μs resolution
On/Off Logging control Remote log control from hand-held switch


Environmental and physical
Weight Approx 500 g
Size 119 mm x 128 mm x 30 mm
Operating Temperature -30°C to +60°C
Storage Temperature -40°C to +85°C
Industrial Protective Class (with case closed) IP 64
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