Intrinsyc LANTRONIX Open-Q 820 User Manual page 19

Open-Q 820 µSOM Development Kit
The µSOM WiFi/BT module has received regulatory certifications (see FCC ID: 2AFDI-ITCNFA324 for
details). Please note that the on-board PCB antennas were not the antennas used for the µSOM WiFi/BT
module certification. Refer to the certification documents for the WiFi/ BT module (see R-4) for information
regarding the test configurations used for certification. Deviating from the documented configuration may
trigger the need for re-certification.
For details on connecting the WiFi module to the on-board PCB antennas on the carrier board, refer to section
3.8.13 below.
WGR7640: GPS Front End WGR7640 is the primary GPS radio interface used on the Open-Q 820 µSOM
development kit. This provides the RF capabilities for GNSS functions. It has both digital and RF interfaces.
Digital interface is required for configuration and status of the APQ8096 baseband processor.
The following are the operating frequencies for WGR7640
GPS: 1574.42 MHz – 1576.42 MHz
GLONASS: 1598 MHz to 1606 MHz
Open-Q™ 820 / 820Pro µSOM Dev Kit User Guide 19