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From: | Horký Petr |
Subject: | Re: [Discuss-gnuradio] GFSK + STREAM MUX working wrong |
Date: | Sat, 16 Feb 2019 20:29:27 +0000 |
Hello, here are the pictures.
Actually I managed to solve this. But, still I don't know what was the problem.
It helped to use delay 113 samples.
Don't you know why is that?
Petr
Od: Discuss-gnuradio <discuss-gnuradio-bounces+address@hidden> za uživatele Cinaed Simson <address@hidden>
Odesláno: sobota 16. února 2019 9:21:39 Komu: address@hidden Předmět: Re: [Discuss-gnuradio] GFSK + STREAM MUX working wrong On 2/14/19 12:17 PM, Horký Petr wrote:
> Hello everyone, > > I am creating signal with use of STREAM MUX. I want 128 samples of > constant = 0 and two bytes modulated with GFSK mod. 2 bytes and 8 > samples/bit.... 2*8*8 = 128. > (128, 128) these are the two values in the STREAM MUX. > > https://ctrlv.cz/XR97
> > <https://ctrlv.cz/XR97>
> > CtrlV.cz | Nejrychlejší ScreenShot a PrintScreen online > <https://ctrlv.cz/XR97>
> ctrlv.cz > CtrlV.cz nabízí nejrychlejší ScreenShot a PrintScreen online jen pomocí > webového prohlížeče a to bez doplňků. > > As you can see I modulate vector 255 and 0. Binary it is 11111111 00000000. > But after quadrature demod (picture 2 - top graph). I get 00111111 > 11000000 as a result. > > https://ctrlv.cz/9vgX
> > > Do you have any idea what is wrong? And how to solve this problem? > > Thank you. > > Petr Post your grc and I'll take a look. -- Cinaed > > <https://ctrlv.cz/9vgX>
> > CtrlV.cz | Nejrychlejší ScreenShot a PrintScreen online > <https://ctrlv.cz/9vgX>
> ctrlv.cz > CtrlV.cz nabízí nejrychlejší ScreenShot a PrintScreen online jen pomocí > webového prohlížeče a to bez doplňků. > > > > <https://ctrlv.cz/XR97> > > > > > _______________________________________________ > Discuss-gnuradio mailing list > address@hidden > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > _______________________________________________ Discuss-gnuradio mailing list address@hidden https://lists.gnu.org/mailman/listinfo/discuss-gnuradio |
grc.png
Description: grc.png
time_sink.png
Description: time_sink.png
working.png
Description: working.png
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