It's working wonderfully now after I moved it to side B. More investigation
is needed to find the problem...
But for the moment I'll just enjoy the working set-up!

(btw: the loss of the complex signal is apparently not the only problem when
it's in slot A. It is also unstable and hangs after a while.. However, when
it's in slot B, everything's fine)

Ruben


2011/1/20 Ruben Undheim <ruben.undh...@gmail.com>

> Thanks
>
> I am using the traditional driver. Maybe I can try to use another computer
> or to put the board in the other slot,
> and see if the problem remains the same.
>
> Ruben
>
> 2011/1/20 Marcus D. Leech <mle...@ripnet.com>
>
>  On 01/20/2011 11:40 AM, Ruben Undheim wrote:
>> > Hello.
>> >
>> > I just wondered if anyone else has experienced that the WBX stops
>> > sending the quadrature component of the complex signal after a while.
>> > This happens especially if I have sliders for setting the frequencies
>> > or the gain, and the sliders are slided. (so that a frequency change
>> > control signal is sent several times successively)
>> > In an FFT-sink, this is observed as a display mirrored around the base
>> > frequency.
>> >
>> > I have not found any other solution to fix this than to restart the
>> > whole program every time it happens. This has never happened when
>> > using the TVRX board.
>> The TVRX isn't actually a quadrature front-end, so quadrature is
>> synthesized within the FPGA.
>>
>> >
>> > I wonder if this is normal for these daughterboards, and that one just
>> > has to ensure that they do not get a lot of frequency setting control
>> > messages successively, or if there is a workaround.
>> >
>> I don't think it's normal.  Something definitely wonky.   Are you using
>> UHD, or "traditional" ??
>>
>> There was something *similar* in UHD a couple of months back, but it was
>> for USRP2, so I don't
>>  think that's it.
>>
>>
>> --
>> Principal Investigator
>> Shirleys Bay Radio Astronomy Consortium
>> http://www.sbrac.org
>>
>>
>>
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>>
>
>
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