From: "Frank Suszka" <[log in to unmask]>
Subject: Waves in Video Screen


> Lisa Trigg wrote:
>
> Greetings, I'm not sure what kind of problem this is, so I thought I'd
> start
> with the pcbuild folks.  The problem is difficult to describe, but the
> best
> way I can think of to describe it is that images on my monitor screen
> are
> undulating just slightly---it makes it look like heat waves or
> something.

    Such undulation can be caused by 60-Hz a-c radiation, such as from a
fan.  In my own case, if I place my auxiliary fan closer than about 10
inches to my monitor, I will get a similar undulation of the screen image.
Do you have a fan or other electric motor device near the monitor?
    Karl

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