Tom it was the first i have done, did not worked for me

On Wed, Aug 7, 2013 at 4:15 PM, Tom Rondeau <t...@trondeau.com> wrote:

> On Wed, Aug 7, 2013 at 7:56 AM, Anton Komarov <akoma...@nvisiongroup.ru>
> wrote:
> > Ok, i've attached very simple grc chart
> > with slider you can change the frequency, two waterfalls shows spectrums
> > before and after xlating.
> > So i had test it in apco25 env and took apco signals as a reference. So
> when
> > i saw signal e.g. at 451.378 MHz and tuned to it i saw no signal after
> > xlating nevertheless it was the same time on waterfall before xlating.
> >
> > You can test this chart with you radio environment.
> >
> > Then i testing the same logic with gr 3.6 (code is not compatible i have
> to
> > redraw it..) and here it is! xlating worked like a charm.
>
> Try reversing the sign of the center frequency value for the xlating
> filter. I've been using this block for some tests of my own this week
> and it's working as expected.
>
> Tom
>
>
>
> > On Wed, Aug 7, 2013 at 1:48 PM, Martin Braun (CEL) <martin.br...@kit.edu
> >
> > wrote:
> >>
> >> On Wed, Aug 07, 2013 at 01:00:32PM +0400, Anton Komarov wrote:
> >> > Hi, made an attempt to test my python scripts with new 3.7.0 of GR
> >> >
> >> > and what i am seeing xlate fir filter is broken
> >> >
> >> >
> >> > previously xlate worked perfect with 3.6 version
> >> >
> >> >
> >> > tested with waterfalls and i see wrong xlating
> >> >
> >> > i think developers should pay attention to this issue
> >>
> >> Hi Anton,
> >>
> >> can you please elaborate on this bug. Ideally, could you post an issue
> >> on our tracker: http://gnuradio.org/redmine/projects/gnuradio/issues
> >>
> >> Specify what you configured, what the expected outcome was and what
> >> happened instead.
> >>
> >> Thanks,
> >> MB
> >>
> >> --
> >> Karlsruhe Institute of Technology (KIT)
> >> Communications Engineering Lab (CEL)
> >>
> >> Dipl.-Ing. Martin Braun
> >> Research Associate
> >>
> >> Kaiserstraße 12
> >> Building 05.01
> >> 76131 Karlsruhe
> >>
> >> Phone: +49 721 608-43790
> >> Fax: +49 721 608-46071
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> >>
> >> KIT -- University of the State of Baden-Württemberg and
> >> National Laboratory of the Helmholtz Association
> >>
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> >>
> >
> >
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>
>
> --
> Tom
> Visit us at GRCon13 Oct. 1 - 4
> http://www.trondeau.com/grcon13
>
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