Raspberry Pi 3 with external antenna
Just modified a Raspberry Pi 3 to accept an external WiFi/Bluetooth antenna via U-FL socket.
![External antenna connected](/img/2017/10/IMG_20170919_112553.jpg)
![PCB prepared to solder U-FL socket](/img/2017/10/IMG_20170914_210001.jpg)
![PCB prepared to solder U-FL socket](/img/2017/10/IMG_20170914_210108.jpg)
![PCB prepared to solder U-FL socket](/img/2017/10/IMG_20170914_210222.jpg)
![U-FL ready to use](/img/2017/10/IMG_20170919_110712.jpg)
![RF routed from on-board antenna to U-FL socket](/img/2017/10/IMG_20170919_110758.jpg)
![U-FL socket soldered and RF path re-routed](/img/2017/10/IMG_20170919_110834.jpg)
![U-FL cable connected](/img/2017/10/IMG_20170919_112606.jpg)
Detailed tutorial can be found here:
https://www.dorkbotpdx.org/blog/wramsdell/external_antenna_modifications_for_the_raspberry_pi_3
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