https://devzone.nordicsemi.com/f/nordic-q-a/122558/nrf52840-dk-nfc-antennaHi, We&#39;re evaluating NFC for our project. I&#39;ve been testing with a nRF52840DK - PCA10056 Version 3.0.2. Using the antenna supplied with the Development Kit I am able to run the sample programs in SDK 2.6.0 successfully. I&#39;ve been to testen-USTelligent Community 13Fri, 27 Jun 2025 07:55:39 GMThttps://devzone.nordicsemi.com/thread/540667?ContentTypeID=1Fri, 27 Jun 2025 07:55:39 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e0257117-9bec-478c-bf70-03e3673f1e31JONATHAN LL[quote user=""] I see there are 300 pF capacitors going from NFC1 and NFC2 to ground. Am I correct in assuming that these capacitors are the Antenna tuning capacitors for the Antenna shipped with the Developmemnt Kit?[/quote] <p>Correct.&nbsp;<br /><br />If you where to use another antenna then you will have to adjust the tuning caps here to get the right fit with another antenna or just remove them.&nbsp;<br /><br />Regards,<br />Jonathan</p><div style="clear:both;"></div>