https://devzone.nordicsemi.com/f/nordic-q-a/54834/nrf-51822-amplifier-outputHey, As a student currently I&#39;am working on a project for my universitiy. I want to use the nRF51822 for Bluetooth low energy communication. In the datasheet is written, that the max. output power is 4 dBm, but in our project a higher power levelen-USTelligent Community 13Mon, 25 Nov 2019 13:57:53 GMThttps://devzone.nordicsemi.com/thread/221873?ContentTypeID=1Mon, 25 Nov 2019 13:57:53 GMT137ad170-7792-4731-bb38-c0d22fbe4515:cdd45fa7-d75d-46ed-a663-02ef0f7a5913ketiljo<p>Have a look at this whitepaper:&nbsp;<a href="https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/Nordic-nRF51_5F00_Range_5F00_Extension_5F00_with_5F00_RFaxis-RFX2411N_5F00_Rev2.0.pdf">https://devzone.nordicsemi.com/cfs-file/__key/communityserver-discussions-components-files/4/Nordic-nRF51_5F00_Range_5F00_Extension_5F00_with_5F00_RFaxis-RFX2411N_5F00_Rev2.0.pdf</a></p> <p>Note that max output power you can use for BLE in Europe is 10 dBm</p><div style="clear:both;"></div>