Re: WG 25K5501 (4 player Demolition Derby) - Standard or Medium res?

From: Rodger Boots <rlboots_at_cedar-rapids.net>
Date: Thu Feb 14 2002 - 05:15:38 EST

Joe Magiera wrote:
>
> Hi all,
>
> Very inactive list, but I'm hoping someone could shed some light on
> this. I have a Bally/Midway 4-player Demolition Derby "island" stand
> around game.
>
> The monitor in it is a Wells Gardner 25K5501 monitor. It's dead. Can
> anyone say for sure if this is a medium or standard res monitor? I live
> in the Chicago area and actually took it to Wells Gardner and they
> didn't have records of that monitor and couldn't tell me. (Then again,
> they definitely didn't seem to want to bother much to help me either).
> About the only thing they did tell me is that it was based on and an
> off-shoot of a 4900 monitor (which isn't medium res). But they wouldn't
> rule out that this was a medium res.
>
> -Does anyone know for sure what monitor this game used?
> -Is there anyway to tell with some kind of measurement with a multimeter
> (although I doubt that would help since it's pretty dead).
> -Does anyone have the manual for this monitor?
>
> I know it's easy to say it's medium res as the Atari System 2 games used
> the WG25K5512, which are medium res, but the 2 player Demo Derby
> definitely was a standard res.
>
> Please help!
>
> Joe
> joemagiera@ameritech.com

According to MAME, the screen resolution is 512 x 480 which would imply
an interlaced display using a low-res tube.

A google scan came up with this:

--------------------------------------------------------

From: James Sweet (jamessweet@hotmail.com)
 Subject: Re: Is a WG 25K5501 medium or standard res?
 Newsgroups: rec.games.video.arcade.collecting
 Date: 2001-02-16 17:27:01 PST

It's a 25" standard res monitor.

Joe Magiera wrote:
>
> Does anyone know if a Wells Gardner 25K5501 is a medium resolution or a
> standard resolution monitor?
>
> Does anyone have the manual for this monitor available for sale (or even a
> photocopy, fax or a scan and post on the net)?
>
> Any info would be much appreciated. Thanks,
>
> Joe
>
> joe.magiera@ameritech.com

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Received on Thu Feb 14 07:46:27 2002

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