Re: 12" apple RGB monitor question

[Roy Miller <millers@iliveinnetnebr.com>]

Mitchell Spector wrote:

> wbdesnoy@acs5.acs.ucalgary.ca (Byron Desnoyers Winmill) wrote:
>
> >That said, I have used my IIgs monitor on a Quadra, with a supermac card.
> >It is nowhere near as nice as using a mac monitor, because of the poor
> >resolution and flickering display.  (It was setup for NTSC frequencies.)
>
>     Which SuperMac card? I have a couple here but had no idea they
> could sync down to lower frequencies (I have no Nubus slotted Macs
> to test them in).
>
> >Why it appears so poorly on a Mac while it is fine on a IIgs is for
> >somebody with more experience than I to answer (but I'm guessing that
> >the course graphics on the IIgs has something to do with it).
>
>     The two main reasons have to do with interlacing and resolution.
> The IIgs uses the display in a low-resolution of 320x200 or 640x200
> whereas the Mac 640x400, but the difference here is *interlaced*
> video versus non-interlaced. Interlaced video flickers quite a bit
> and very uneasy on the eyes, to say the least.

Now *I* have a question. I've attached my IIgs monitor to my Apple /// and got
the /// to use it's interlaced mode, which gives (as I recall) 16 colors with
a 512 by c. 400 line screen, and it looked just *fine*! I saw no flickers, and
the display was (obviously) MUCH better than the green screen of the Monitor
///.

Roy