Re: Tempest vector jitter.

The distortion in the image link looks more like a digital problem than
analog jitter to me, are you sure your symtoms are alike (some vectors go
wild but others are okay) ?

----- Original Message -----
From: "Alexander Glaser" <alex@galaga.org>
To: <vectorlist@vectorlist.org>
Sent: Thursday, January 26, 2006 3:47 AM
Subject: VECTOR: Tempest vector jitter.

> Dear All:
>
> I am relatively new to this group after having recently acquired a
> Tempest machine (and now gradually abandoning my Atari 2600 collection
> ;-). In the meantime, I have installed an LV-2000, but I have started to
> observe "vector-jitter" occurring sporadically once the machine has
> warmed up. Without trying to describe the problems with too many words,
> this is the way it more or less looks like:
> http://www.superzapper.org/problem/
>
> Can one assume that the WG-board(s) are the primary cause of the problem
> (rather than components on main PCBs)?
>
> Is recapping likely to help? I've ordered a Zanen Get-Well kit (not yet
> installed), but I understand that not all "potentially problematic" parts
> would be replaced. Are there specific components that I should definitely
> exchange (and that may not be part of the standard Zanen kit)?
>
> I'd appreciate any suggestions and comments. Regards, Alex
>
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Received on Sat Jan 28 12:55:29 2006