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.
-- public PGP key http://pastebin.com/dqZqgyVE On Fri, Apr 25, 2014 at 5:11 PM, Michael Ossmann <m...@ossmann.com> wrote: > On Fri, Apr 25, 2014 at 04:14:30PM +0400, Anton Komarov wrote: > > > > Hi, you can find in attach AM demodulator grc file. Everything is > > straight forward with demod but audio file generated looks weird. Only > > positive values of amplitude. > > The particular definition of "amplitude" adopted by GNU Radio (and > pretty much everyone else in SDR as far as I know) is "absolute value". > It is correct for it to always be positive. >
_______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
