https://devzone.nordicsemi.com/f/nordic-q-a/49876/documentation-about-the-antennaHi, I don&#39;t find any information on the antenna used on the nRF51 DEVELOPMENT KIT. The chip is N51422. I would like to have information like the gain of the antenna. Could you provide me please ? Thank you, Regards, Hugo.en-USTelligent Community 13Wed, 17 Jul 2019 11:20:33 GMThttps://devzone.nordicsemi.com/thread/198939?ContentTypeID=1Wed, 17 Jul 2019 11:20:33 GMT137ad170-7792-4731-bb38-c0d22fbe4515:7c8d5300-d328-4882-bdcb-4a38fbfb0459hugo_63<p>Hi Kaja,</p> <p>Thank you so much&nbsp;</p> <p>Regards,&nbsp;</p> <p></p> <p>Hugo.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/198900?ContentTypeID=1Wed, 17 Jul 2019 09:14:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:69ef124a-fb66-4d92-8356-1b0d67006f02Kaja<p>Hi Hugo,&nbsp;<br /><br />so the antenna is a quarter wave printed monopole antenna, and&nbsp;the<span>&nbsp;gain should be around 0 dBi.&nbsp;<br /><br />See our white paper on&nbsp;<a href="https://infocenter.nordicsemi.com/pdf/nwp_008.pdf?cp=12_18">the pcb antenna.</a><br /><br />Best regards,<br />Kaja</span></p><div style="clear:both;"></div>