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nrf52833 AoA AoD antenna array connection

Hello!

I have the nrf52833 DK and want to connect it to an antenna array for AoA estimation. I plan to have RF output pin to an RF sp6t switch to each of the 6 array elements and control the output of the switch with gpios from the chip. My question is: The only RF output in the package is the RF pin, or the GPIOs assigned to radio also behave as RF pins connected internally with the transceiver?

I'm a little confused about the connection of multiple antennas if it is not through an external RF switch. 

If there is anything of this approach that doesn't seem right, please let me know :)

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