[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird
From: |
Michael Ossmann |
Subject: |
Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird |
Date: |
Fri, 25 Apr 2014 07:41:10 -0600 |
User-agent: |
Mutt/1.5.22 (2013-10-16) |
On Fri, Apr 25, 2014 at 05:25:54PM +0400, Anton Komarov wrote:
>
> But when we have only positive values that means in fact we have 0.5
> DC offset, and that is bad. Moreover i've made test recording with
> GQRX - waveform is fine! Looking into the code, nothing special, am
> demod->low-pass->wav-sink.
See "DC removal":
https://github.com/csete/gqrx/blob/master/dsp/rx_demod_am.cpp#L54
- [Discuss-gnuradio] Waveform after AM demodulation looks weird, Anton Komarov, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Michael Ossmann, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Anton Komarov, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Marcus Leech, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Marcus Müller, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Anton Komarov, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Marcus Müller, 2014/04/25
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Activecat, 2014/04/28
- Re: [Discuss-gnuradio] Waveform after AM demodulation looks weird, Anton Komarov, 2014/04/28