Document:
SHARKY - User’s Guide
2020/07/20
6.4.1.
Sharky PCB Antenna
Figure 25. Sharky Module Mounting for PCB Antenna
The Sharky module must be mounted leaving the antenna section of the PCB outside the
host PCB ad in Figure 15.
In this configuration, it is necessary to keep the output power of the last Bluetooth
channel (2480MHz) below 1dBm for regulatory limits. Or as an alternative, the last
Bluetooth channel must not to be used.
6.4.2.
Sharky uFL Antenna
The Sharky uFL antenna module has no particular requirements for board placement.
Keep the large metal objects away from antenna to avoid electromagnetic field blocking.• Do
not enclose the antenna within a metal shield.
Keep any components which may radiate noise or signals within the 2.4 GHz – 2.5 GHz
frequency band away from the antenna and if possible, shield those components. Any noise
Doc: UG_MDX-STWBx, Rev 1.6
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