Hey Eugene,

if you can summarize a bug report and put it on github.com/EttusResearch/uhd,
that'll help here. Thanks!

--M

On Tue, Feb 11, 2025 at 6:45 AM Eugene Grayver <eugene.gray...@aero.org>
wrote:

> Hi
> This was my mistake.  Turns out the offset is handled correctly. However,
> I think there is a bug for the N310 for setting up external LO. It works if
> you specify the external LO in device arguments. However, if you set it
> using a function call at run time the function call is apparently simply
> ignored And the internal source is used.
> This bug reveals another bug which is related to using internal for the
> first two channels, and external for the last two channels. If the external
> LO signal is not applied to either of the RF channel pairs, UHD fails with
> a low level error that apparently comes from the embedded arm, micro
> controller inside the analog devices chip.
> I don’t envy ettus having to test all these quarter cases
> Eugene
>
>
> Get Outlook for iOS <https://aka.ms/o0ukef>
> ------------------------------
> *From:* Eugene Grayver
> *Sent:* Friday, February 7, 2025 1:55:38 PM
> *To:* usrp-users <usrp-users@lists.ettus.com>
> *Subject:* LO offset with external LO
>
> Hi,
>
> I am using N310 with external LO.  I still want to use the digital LO
> offset.  However, it appears that when the LO is set to external the
> digital LO offset is ignored.  Am I missing something or is this the
> intended behavior?  UHD 4.6
>
> Eugene
>
>
> Eugene Grayver, Ph.D.
> Principal Engineer
> 310-336-1274
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