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Subject: Re: [Homebrew_PCBs] Scratch and Etch

From: Steve Greenfield <alienrelics@...>
Date: 2002-04-05

--- milwiron@... wrote:
> At 08:12 AM 04/05/2002 -0800, you wrote in part:
> >So the only issues are paint that will scratch away cleanly and
> >that it leaves a wide enough opening after etching.
>
> Very interesting idea.
> You could use layout fluid for metal working. Most are a lacquer
> type base
> and scratch very cleanly since that's exactly what they're
> designed for.
> Dykem is one manufacturer, it's available in a couple of colors,
> spray or
> brush.
> Denny

Great idea. Anyone here have some and some etchant and want to try
it and report back here? Nothing fancy, just coat a scrap of board
and then scratch the surface with the scratching device held at 90
degrees with only its own weight holding it down.

Steve Greenfield

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