how to design the PCB, especially the antenna that can achieve the best long range for nrf52840

[wordsworth]

hello:

      our hardware engineer had designed PCB,it can't reach more than 100m..howerer the nrf52840 DK can reach 300 or more meter.

     so is there any people can support some advise,thanks

[Andreas]

Hi,

 

See these whitepapers:

https://infocenter.nordicsemi.com/pdf/nwp_008.pdf?cp=14_19

https://infocenter.nordicsemi.com/pdf/nwp_017.pdf?cp=14_12

 

I also recommend you submit your design here in a private ticket for a free review by Nordic engineers.

 

Best regards,

Andreas