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[OM] Vibration reduction, was Manual or Auto focus scan?

Subject: [OM] Vibration reduction, was Manual or Auto focus scan?
From: Chris Barker <ftog@xxxxxxxxxxxxxxxx>
Date: Sun, 30 May 2004 07:07:51 +0100

I have not felt any undue vibration, but then I have not been trained 
in the reconnaissance skills necessary to detect this enemy ;-)  I am 
not at all sure what Sorbothane is, but I reckon some of the cardboard 
lurking in my cellar might start the remedy.


On 29 May 2004, at 18:31, Walt Wayman wrote:

> I promised a few days ago to explain what I did to my Minolta 5400 
> that I felt improved its performance somewhat, so here goes.  This 
> scanner vibrates.  Mine sits on an old, very heavy, solid oak desk, 
> and I could feel vibration in the desktop itself when the scanner was 
> in use.  Being a veteran of years in the hi-fi wars and many a 
> vibration search and destroy mission, I decided that the feedback from 
> the vibrating desktop, while maybe not particularly detrimental, sure 
> as hell wasn't likely to be beneficial either.
> A bit of digging in a box of hi-fi odds and ends turned up just what I 
> was looking for: a sheet of 1/4 in. thick Sorbothane.  The feet on the 
> scanner, fore and aft, have thin little rubber pads on them, but that 
> solid, hard plastic stand that sits amidscanner provides a direct 
> mechanical connection between the scanner case and the desktop, 
> providing an ideal path for vibration and vibration feedback.  So, I 
> cut a couple of 3/4 in. x 2 in. strips to span the front and rear feet 
> and a 4 in. circle to stick on the bottom of the stand.  Voila!  No 
> more desktop vibration!

C M I Barker
Cambridgeshire, Great Britain.

+44 (0)7092 251126
ftog at threeshoes.co.uk
... a nascent photo library.

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