[comp.sys.atari.st] Multisync Monitors on Mega ST

"Steve_Cobrin.SBDERX"@XEROX.COM (07/29/88)

Hello Atari Folk,

  I am trying to investigate running a Multisync Monitor off the Mega ST I am
  about to buy.

Reasons
-------
  - I want to avoid buying 2 monitors.
    - I'm intending to do lots of programming and DTP, and would like to use a 
      high quality monochrome monitor (at least as good as the SM124). Paper 
      white strongly preferred.
    - I also want to be able to play ST games, and therfore need good colour 
      monitor quality (with minimal ghosting).
  - I also want to (as much as possible) future proof my monitor purchase.

What I already know
-------------------
  I need a monitor which has a horizontal scanning frequency of 31 kHz (approx)
  and a vertical scanning frequency of 71 Hz.
  
  I believe that I can achieve the above by buying something like:
    NEC Multisync II
    Hitachi Multi 560
    Taxan 770
    Philips CM8873
      only this has a built in speaker, but I understand its easy to fix one 
      to the others)
     
Questions
---------
  - Can anybody make any recommendations for the above monitors or indeed 
    make any other recommendations. A guy in a shop was muttering about 
    something called a TVM but I haven't found out anything about it.
  - The Philips isn't supposed to go to 71 Hz, but I've heard of people using
    it, any comments?
  - How easy is it to provide an external speaker?
  - Just in passing, is there any way to get the NEC Multysync Plus going.
  - How will I be able to tell the Mega what sort of mode I want to run in. I
    understand this normally involves setting one of the monitor pins high, 
    causing a reboot. An Atari person told me that its possible to do this  
    without a reboot, can anybody cofirm this?
  - Can I actually achieve my goals, or should I just accept that I should get
    2 monitors.

   --	Steve

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zzkj@gos.ukc.ac.uk (Z.Z.K.Johannes) (08/02/88)

I remember seeing a couple of switch boxes at last year's PCW show. One enabled
you to have both of your monitors plugged into the box which then plugged into
the ST and it had a switch to select which one you used. This is useful for me
because I often have to swap monitors. The other box has one socket for a
Multisync monitor (I saw a Philips 8873 connected to it and I was told that an
NEC works fine). It also has a switch for whether you want Hi-res/Med-Low-res.
The boxes were made by Josty. I can only remember there name unfortunately,
although they did say that they would be marketing through normal retailers
although I must admit that I can't remember ever seeing them in a shop (not
that I've looked mind you).
-- 
				ZZKJ - hacking away till it no longer bytes.

dclemans.falcon@mntgfx.mentor.com (Dave Clemans) (08/02/88)

You can very definitely use a multi-sync monitor on a ST as
both black/white and color; I've been using a Sony CDP-1302
multi-sync for over a year.  The only "oddity" is that you
will probably have to build your own cable.  I've also heard
of people using Thomson and NEC multi-sync monitors.

To switch between modes, you either ground the monochrome
detect pin (for black & white) or leave it floating (for color).

dgc

kurth@sco.COM (Kurt Hutchison) (08/04/88)

The box that lets you switch between two monitors is probably
"Monitor Master".  I don't know the name of the other one.

			- kurt
-- 
-------------------------------------------------------------------------
Kurt Hutchison		The Santa Cruz Operation	Software Engineer
Trumpet player, synth player, pianist, cyclist, philosopher at large
The above opinions (if any) are my own