Hello zhou, On 2024-02-23 20:44 +0000, zhou via USRP-users wrote: > It could be DC leakage. Try to run the calibration commands. For X310, you > need to loopback connect Tx and Rx antennas with 30dB attenuators.
Do we need to loopback connect the antenna ports? >From the docs [1]: UHD software installs the calibration utilities [...]. Disconnect any external hardware from the RF antenna ports[...]. [1] https://files.ettus.com/manual/page_calibration.html#calibration_self_utils Regards -- Cédric Hannotier _______________________________________________ USRP-users mailing list -- usrp-users@lists.ettus.com To unsubscribe send an email to usrp-users-le...@lists.ettus.com