What's the 4G antenna setup for the SIM7600 on the ONE+ Model B?
It is one antenna onboard the PCB, and the U.FL connector for a second (mimo) antenna?
Is it required to put a second antenna on the U.FL connector - or does it help a lot? Do you have one you recommend?
User feedbacks of the latest ESP32 based Freematics ONE+
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Built-in antenna or external antenna via SMA connector.
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