Re: Keyboard wiring?

>--- In CAD_CAM_EDM_DRO@y..., "JJ" <jj5412@e...> wrote:
> Radio Shack has a flexible spill-proof keyboard (you can even roll
>it
> up) for about $35.00. Mount it on a panel with double-sided tape and
> you're set.
>
> Regards,
> JJ
>

Steer clear of these keyboards. They are made of a very thin membrane
and just one hot chip can burn thru them.
Also they are very wobbly when typing. It's like trying to have sex
standing up on a water bed [ so Bill tells me <grin> ]
There are some photos in the photo section under pendant that you may
want to take a look at.

John S.

>
> > -----Original Message-----
> > From: John A. McFadden [mailto:mcfadden@c...]
> > Sent: Friday, November 01, 2002 3:14 PM
> > To: CAD_CAM_EDM_DRO@y...
> > Subject: [CAD_CAM_EDM_DRO] Keyboard wiring?
> >
> >
> > Does anyone have information on building a supplimental keyboard

for a

> > computer? I'm going to be using a DOS-based program for my
> > DRO readouts,
> > and would like to build a keypad with big buttons (like 1x1"

monster

> > buttons, probably will be membranes as well) for the most

important

> > functions (zero axis, change incremental/absolute mode, etc)
> > so that i dont
> > have to worry about hitting the wrong button or getting
> > cutting fluid or
> > chips in my laptop's keyboard and the keypad can be mounted
> > to the mill.
> >
> > Thanks,
> > John
> >
> >
> > Addresses:
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