Re: [CAD_CAM_EDM_DRO] Anodizing Engravings

> From: William Scalione <scalione@...>

> A while back I asked a question about painting engraved letters in
> anodized aluminum. Got a lot of feedback and performed a little test.

I was thinking of trying this:

1. Black anodize blank panel.
2. Engrave
3. Anodize again in Red or Blue.
4. Red or Blue letters on a Black background? Maybe...

> Is it possible to hook up 2 keyboards to a computer just by wiring them
> in parallel, or does anyone have a circuit to do this? I really don't
> want to
> switch between the two.

Well, there's this ($50):

http://www.ymouse.com/product/pymkeykey.htm

You might get away with just paralleling them since both the CLK and DATA
lines are open collector and you don't need arbitration since you'll only be
using one at a time.

Matt