Re: Tempest Boardset Barreling

You don't have an amplifone? ;)

----- Original Message -----
From: "Dave Langley" <robotron@ntlworld.com>
To: "Vector List" <vectorlist@vectorlist.org>
Sent: Tuesday, February 10, 2004 4:09 PM
Subject: VECTOR: Tempest Boardset Barreling

> Hi ...
>
> I have a tempest boardset that has started barreling (is that the correct
> term for the opposite of pincushioning???).
>
> The fault is NOT the monitor as a different board was tried and was
> flawless, also if the board was moved to a different game then the fault
> moved ...
>
> Anyway the picture looks OK when you are playing the game, although there
> may be a slight amount of distortion if I was being picky, but when the
> playing grid zooms to the next level and the lines are being drawn across
> the full area of the tube the straight lines become curves! This fault
> only manifests itself at the bottom of the screen (ie left/right/top are
OK).
>
> Any ideas where I might start looking at?
>
> Is this likely to be a fault in the pincushion correction/and or DAC
stages
> or elsewhere?
>
> I can upload some pictures of this effect if anyone wants a peek ....
>
>
> Dave Langley
> www.robotron-2084.co.uk
>
>
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Received on Wed Feb 11 14:29:41 2004