Re: [CAD_CAM_EDM_DRO] Re: Has anyone built an SPC display forDigimatic scales?

Yes, that's what we did about 10 years ago.
The weekest spot is an overlay - has to be lexan.
Regards, Alex

----- Original Message -----
From: Chris Baugher <cbaugher_yahoo@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Friday, November 01, 2002 7:30 PM
Subject: Re: [CAD_CAM_EDM_DRO] Re: Has anyone built an SPC display
forDigimatic scales?


> On Fri, 1 Nov 2002, alex wrote:
>
> > >From what I know, it shouldn't be any difference in wiring of momentary
> > swiches compare to the membrane.
>
> Not at all. Membrane switches ARE momentary. The reason I wanted to use
> membrane switches is that I figured they would be more oil and chip
> resistant.
>
> > In fact you can make membrane out of momentary by soldering momentary
> > switches into the rigid PC board, putting spacer and glueing an overlay
> > on top - you get membrane switch.
>
> The idea of of making my own did occur to me but I didn't think about it
> all that much. Now that you mention it you could use some of the wide
> flat PCB mount "tact" switches and just stick some kind of plastic
> membrane over the top. Hmm, yeah, I think this could work!
>
> C|
>
>
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