iData 90UHF, Руководство пользователя

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iData 90UHF User Manual
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polarization direction of the label.
2. PCB Antenna
To read a label from a long distance, try to make the polarization direction of the device
parallel to the polarization direction of the label.
Handheld direction: vertical
Polarization direction
of the label
Handheld direction: horizontal Polarization direction
of the label