Bluetooth Antenna Tuning - Globalstar ST100 User Manual

8545-0194-01 v1.0

6.3. BLUETOOTH ANTENNA TUNING

1. The Bluetooth antenna may not need tuning (it will depend if the Bluetooth range is acceptable as is), but the process is
the same as tuning the GPS/Satellite antenna, with the exception the frequency markers in the VNA will be changed to
2.402GHz, 2.44GHz, and 2.48GHz.
2. The matching components for the Bluetooth antenna are located in the area shown below.
ST100 User Manual v1
THIS IS THE AREA WHERE THE
BLUETOOTH ANTENNA MATCHING 0402 RESISTOR IF THE BLUETOOTH U.FL
COMPONENTS ARE LOCATED.
RESISTOR R3 MUST HAVE A 0 OHM,
CONNECTOR IS USED.
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