On 01/20/2011 11:40 AM, Ruben Undheim wrote:The TVRX isn't actually a quadrature front-end, so quadrature is
> 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
> 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.
synthesized within the FPGA.
I don't think it's normal. Something definitely wonky. Are you using
> 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.
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.
Shirleys Bay Radio Astronomy Consortium
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