Acquiring Satellite Lock
Tall buildings or trees can block GNSS signals, causing a reduction in the number and quality of satellites being tracked,
leading to inaccurate position measurements and a noisy velocity signal.
GNSS works best in open areas/ Avoid tree lined roads
Cellular Antenna
VBOX Sigma is also supplied with a cellular antenna antenna (ANTMSTUBSMAM), which is connected to the
SMA socket on the
.
Logging
VBOX Sigma logs data via an SD card inserted in to the
. Dependent on
the
selected within the
VBO Log
Settings area of the Wi-Fi hotspot configuration interface, the unit
will either log continuously or when movement is detected. Logging can also be started/stopped using the
SD Card Format
VBOX Sigma is supplied with an 8 GB SDHC card in a
FAT32
file format, which is the
only
file format supported.
If you are looking to purchase a new SD card, it is recommended that any card used has a write speed of above 7 MB/s
(4 MB/s absolute minimum) and a speed class of 10 (4 absolute minimum). Racelogic recommend SD cards from quality
brands such as Transcend, SanDisk, Kingston or Lexar to ensure best results.
IMPORTANT
– If an SD card is formatted in the exFAT or NTFS file formats, it will need to be reformatted into
a FAT32 file system before it will work with a VBOX Sigma unit.
SDHC cards (2 GB to 32 GB)
Supplied or purchased SDHC cards are formatted in the
FAT32
file format. This format
is supported
by VBOX Sigma.
SDXC cards (64 GB and above)
Purchased SDXC cards will be formatted in
exFAT
or
NTFS
file formats; these formats
are not supported
by VBOX
Sigma (please reformat as per instructions below).
SD Card Reformatting
• FAT32 reformatting for media with sizes up to 32 GB can be done directly within Windows by right clicking on the
https://en.racelogic.support//Product_Info/VBOX_Data_Loggers/VBOX_Sigma/VBOX_Sigma_User_Guide/03_-
_VBOX_Sigma_Getting_Started
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