https://devzone.nordicsemi.com/f/nordic-q-a/94666/gps-signal-qualityHello, we have built a custom nRF9160 board with different populations for the GPS antenna, now we would like to do some tests to find out which variant offers the best signal quality. For LTE antenna there are different AT commands available for suchen-USTelligent Community 13Thu, 08 Dec 2022 14:32:11 GMThttps://devzone.nordicsemi.com/thread/399738?ContentTypeID=1Thu, 08 Dec 2022 14:32:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:1097e152-be0e-4029-8b7a-88b4943f8796Kazi Afroza Sultana<p>Hello Bernhard,</p> <p>You will have several GPS antennas on your custom board?</p> <p>To&nbsp;test the Signal to Noise Ratio, we have&nbsp;command&nbsp;<strong><code>%XRFTEST (</code></strong><a href="https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/production_test/xrftest_gps_snr.html?cp=2_1_10_3">https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/production_test/xrftest_gps_snr.html?cp=2_1_10_3</a>) that you can try. You may try this for each GPS antenna on your custom bord.</p> <p>Thanks.</p> <p>Best Regards,</p> <p>Kazi Afroza Sultana</p><div style="clear:both;"></div>