Re: Best LCD for IIGS

[Drew <GoggleDrew@gmail.com>]

On Oct 22, 7:52 pm, "Michael J. Mahon" <mjma...@aol.com> wrote:
> Charlie wrote:
> > "Drew" <GoggleD...@gmail.com> wrote in message
> >49ac0b0c-41d8-4cc5-88c9-5284009fc9e9@l76g2000hse.googlegroups.com">news:49ac0b0c-41d8-4cc5-88c9-5284009fc9e9@l76g2000hse.googlegroups.com...
> >> Hi,
>
> >> Still on the hunt for an LCD that will work with the GS, so decided to
> >> buy a Samsung 940MW which i thought would work ok (from posts on forum
> >> etc), though on plugging a RGB Scart cable into it i get the same
> >> focus/motion blur when parts of the screen change exactly the same as
> >> the SM-2032MW I tried. Picture is stable and colours look ok, just
> >> doesn't seem to cope very well when things change i.e opening menu
> >> etc... any idea why this would be and is it something i can fix via
> >> the RGB cable?
>
> >> Thanks in advance...
> >> Drew
>
> > Drew,
>
> > I use a Samsung 940MW with Roger Johnstone's (Vintageware) RGB-SCART cable.
> > There is a slight banding (vertical lines) where two differ colors meet.  I
> > have always believed that the motion blur you are seeing was the effect of
> > this banding when you move something on the screen.  Looking at it again
> > after reading your post, I'm not so sure. The trail following the mouse is
> > longer than one line (considerably).  You can see it best on my machine when
> > you open a window in the finder and run the mouse back and forth over the
> > striped area of the title bar.  I did notice that you can actually see the
> > mouse arrow change from fuzzy to sharp when you stop.  This indicates to me
> > that there is some kind of delay in synchronizing that is way too long.
> > Still for me this is the best option, I know of, since I keep both my PC and
> > my IIgs connected to Samsung 940MW all the time and can even view both on a
> > split screen.
>
> Maybe you are seeing artifacts of digital processing in the monitor.
>
> Since NTSC-rate video must be significantly upsampled to fill a modern
> LCD monitor, it's likely that some filtering and edge enhancement is
> done, at least for slowly moving or static images.
>
> Sophisticated monitors (more all the time) even do frame-to-frame
> interpolations, deinterlacing, and 3:2 pulldown processing (when
> it thinks it applies--like when two successive fields are identical).
>
> Sometimes you can use menus to turn these off, and sometimes not...
>
> -michael
>
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>
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Thanks for that. The Samsungs don't have much options in the default
menu. Possibly able to do something via a service/debug menu, will
have a look.

Drew