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Hmm this may go for some time without maintainance in desert / winter =
conditions.. Would the o-ring last long? I can give it a shot for the =
prototypes, it does sound a lot easier.


-----Original Message-----
From: piclist-bounces@mit.edu on behalf of Steve Baldwin
Sent: Thu 10/08/2006 21:26
To: Microcontroller discussion list - Public.
Subject: Re: [EE] Rotary Switches
=20
The humble o-ring will do the job. Just use a standard rotary switch and =

pass the shaft through a lightly greased o-ring. Car fuel line fittings =
can be a=20
useful way of holding them in place.
Good for 100m if done right.

Steve.



On 10 Aug 2006 at 12:30, Steven Howes wrote:

> Hi,
>=20
> I was wondering if any of you have had any experience with waterproof
> rotary switches, they seem to be a bit of a bitch to get hold of. What
> I need is a waterproof double pole three position rotary switch (I can
> deal with more positions if needed, I am sure it can me limited
> somehow).. Now I can find any switch that is any one of the above, but
> not all. Do they even exist? I am open to alternatives, but ideally I
> need a rotary one that is waterproof to a metre. Thanks in advance.
>=20
> Steve
>=20
> --=20
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Steve Baldwin                          Electronic Product Design
TLA Microsystems Ltd             Microcontroller Specialists
PO Box 15-680, New Lynn                http://www.tla.co.nz
Auckland, New Zealand                     ph  +64 9 820-2221
email: steve@tla.co.nz                      fax +64 9 820-1929
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