The AD9361 calibrations are described in great detail in the first 15 pages or so of the AD9361 Reference Manual (ADI UG-570). The TX QEC calibration in particular takes a long time-- something like 100K RF clock cycles. You can disable the various calibrations by mucking around with the register map.
On Fri, Aug 28, 2020 at 7:03 PM Marcus D. Leech via USRP-users < usrp-users@lists.ettus.com> wrote: > Does anyone know what time-scale the I/Q correct loop operates at in the > AD9361? > > I'm using a B210 with my pulsar software and it just occurred to me that > the failure of it to produce anything useful might be due to > the I/Q corrections loop, which is fine for many types of telecom > signals, but may well impress additional "noise" onto a pulsar signal, > rendering > synchronous detection useless. > > > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com >
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