Hi Bill, I will take a look into the manual and I will try to measure it. 73, Patrik 9A5CW
On Sat, Oct 16, 2021 at 10:18 PM Bill Somerville via wsjt-devel < wsjt-devel@lists.sourceforge.net> wrote: > On 16/10/2021 21:09, Patrick 9A5CW via wsjt-devel wrote: > > Hi Reino, > > no you are wrong, the filter is wide enough, and I never pressed any > > buttons on my old IC706mk2 radio. > > > > I rarely use any kind of filter on JT digi modes, as narrow as I can > > go is 1800 Hz and that's only when I have high noise. > > > > Try to select Ref spec and see the difference. > > > > 73, Patrik > > > > p.s. i don't know the purpose of the Ref Spec option on the waterfall ;) > > Patrik, > > you must capture a reference spectrum for you receive equipment before > it can be used to correct for pass-band irregularities. If you don't > know what the purpose of the reference spectrum is then it seems > unlikely that you have measured your receiver reference spectrum. > > 73 > Bill > G4WJS. > > > > _______________________________________________ > wsjt-devel mailing list > wsjt-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/wsjt-devel > -- 9A5CW - Patrik Hrvatin --... ...--
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