Hi Russell

How would you do this? I can imagine using the sheet as the dielectric
between 2 plates. Would a tiny change in thickness create enough variance of
capacitance to measure accurately?

Regards

John
----- Original Message ----- 
From: "Russell McMahon" <apptech@paradise.net.nz>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Tuesday, September 26, 2006 8:38 AM
Subject: Re: [EE]: High Speed Thickness Measurement


> Id have thought that capacitive measurement could be quite accurate
> for this.
>
>
>         Russell
>
>
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