I don't know if you have resolved this issue yet.  I haven't followed all of 
the threads closely. Have you thought of glyptol (if that is the spelling)? 
It is a kind of weak glue; it looks like nail polish.  It is  used to keep 
pots from changing calibration.  I think it might be what you are looking 
for.


----- Original Message ----- 
From: "alan smith" <micro_eng2@yahoo.com>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Sunday, January 20, 2008 11:43 PM
Subject: [EE] single turn pot vibration


> This is a pick your brain question.  I've got a design, where I have a 
> single turn pot being used to set a overload value for a current monitor. 
> Its in a moving vehical, so my first thought was to just set it up once, 
> then forget it.  But im thinking I may want to be able to adjust it at 
> anytime and read it while the unit is in normal operation. So how much 
> variation in the pot might I see after its bounced around for a while?
>
>
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