Hi Joe,
I entirely agree!
73, Edson PY2SDR
On Fri, Mar 3, 2017 at 4:07 PM, Joe Taylor <j...@princeton.edu> wrote:
> Hi Bill,
>
> Reasonable suggestion... though I suspect many users would have the
> consternation you mention, when we alter a control setting they thought
> they had control over.
>
> As for your last question: I don't have a reference link handy, but Leif
> (SM5BSZ) has shown that most "24-bit" soundcards only provide about 18
> bits of real data. The remaining 6 bits or so are random noise.
>
> Of course we want to provide the best available advice to users; but I
> think people are spending far too much time worrying about what is in
> most cases a non-issue. As general statement, setting the audio level
> is simply not very critical.
>
> -- Joe
>
> On 3/3/2017 12:49 PM, Bill Somerville wrote:
> > On 03/03/2017 15:38, Joe Taylor wrote:
> >> 2. The slider should not affect the meter reading.
> >>
> > HI Joe & all,
> >
> > we have another enhancement possibility available to us. WSJT-X could
> > set the operating system/driver fader to 0 dB as well. This may cause
> > some consternation amongst users who have tweaked the levels because we
> > have said the best place for the WSJT-X slider is in the middle. Those
> > who have done this are probably doing more harm than if they had tweaked
> > the WSJT-X slider to get to 30 dB on background noise.
> >
> > Another option is that we could also switch the WSJT-X level control to
> > actually change the o/s / driver fader but note the value is in the
> > range 0.0 to 1.0 and I assume that 1.0 is 0 dB FS so maybe only
> > attenuation is available.
> >
> > Related to this, I have never been sure if the operating system level is
> > more than just digital manipulation of the 16-bit PCM stream. For
> > example it could have access to a 24-bit sample stream at a high sample
> > rate on the input side (for example my laptop is capable of 192 kHz
> > 24-bit audio input) and therefore has more resolution available than a
> > gain control on a 16-bit sample stream would have.
> >
> > 73
> > Bill
> > G4WJS.
> >
> >
> > ------------------------------------------------------------
> ------------------
> > Check out the vibrant tech community on one of the world's most
> > engaging tech sites, SlashDot.org! http://sdm.link/slashdot
> > _______________________________________________
> > wsjt-devel mailing list
> > wsjt-devel@lists.sourceforge.net
> > https://lists.sourceforge.net/lists/listinfo/wsjt-devel
> >
>
> ------------------------------------------------------------
> ------------------
> Check out the vibrant tech community on one of the world's most
> engaging tech sites, SlashDot.org! http://sdm.link/slashdot
> _______________________________________________
> wsjt-devel mailing list
> wsjt-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/wsjt-devel
>
------------------------------------------------------------------------------
Check out the vibrant tech community on one of the world's most
engaging tech sites, SlashDot.org! http://sdm.link/slashdot
_______________________________________________
wsjt-devel mailing list
wsjt-devel@lists.sourceforge.net
https://lists.sourceforge.net/lists/listinfo/wsjt-devel
