https://devzone.nordicsemi.com/f/nordic-q-a/19435/how-can-i-set-the-tx-power-for-scanHi. I&#39;m using PCA10028, SDK12.2.0, S130 as central. As I know &quot;sd_ble_gap_tx_power_set&quot; function let me set Advertising Tx power. How can I set Tx power if i want to use it Central? Is it same as periphral? I hope your reply.en-USTelligent Community 13Fri, 03 Feb 2017 07:05:30 GMThttps://devzone.nordicsemi.com/thread/75489?ContentTypeID=1Fri, 03 Feb 2017 07:05:30 GMT137ad170-7792-4731-bb38-c0d22fbe4515:2cf55c40-2ec9-4f7a-a344-962bc57f069aroger.k<p>Thanks a lot.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/75488?ContentTypeID=1Fri, 03 Feb 2017 07:04:32 GMT137ad170-7792-4731-bb38-c0d22fbe4515:5ab4d523-9e46-4e5c-a9b1-05308b76aca3rushin<p>yes you can take value like -40, -30, -20, -16, -12, -8, -4, 0, and 4 . so max is 4</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/75487?ContentTypeID=1Fri, 03 Feb 2017 06:57:00 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c4b451ec-a43b-451e-a845-25210c87c332roger.k<p>Thank you for your reply. The Max. power is 4 as below? err_code = sd_ble_gap_tx_power_set(4); APP_ERROR_CHECK(err_code);</p> <p>I need your help.</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/75486?ContentTypeID=1Fri, 03 Feb 2017 06:54:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:18bdb293-3cfb-48cc-b78c-e3fd98c3d94crushin<p>yest it is same as peripheral.</p><div style="clear:both;"></div>