Homebrew PCBs

Use fine piont CD/DVD Marker pens available at staples or even at the statioary aisle at the large pharmacies.

Mike

--- On Thu, 4/29/10, LEON HELLER <leon355@...> wrote:

> From: LEON HELLER <leon355@btinternet.com>
> Subject: Re: [Homebrew_PCBs] Resist ink pens
> To: Homebrew_PCBs@yahoogroups.com
> Date: Thursday, April 29, 2010, 4:41 PM
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> ____________ _________ _________ __
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> From: Andrew Villeneuve <andrewmv@gmail.
> com>
> 
> To: Homebrew_PCBs@
> yahoogroups. com
> 
> Sent: Wednesday, 28 April, 2010 18:18:06
> 
> Subject: Re: [Homebrew_PCBs] Resist ink pens
> 
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> On Wed, Apr 28, 2010 at 12:44 PM, Leon Heller <leon355@btinternet.
> com>wrote:
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> > On 28/04/2010 15:17, andrewmv@ymail.
> com <andrewmv%40ymail. com> wrote:
> 
> > > I'm often finding that my toner transfer
> boards are ALMOST usable, but
> 
> > have a few trace breaks that need to be touched up by
> hand before etching.
> 
> > >
> 
> > > I've seen it said several places that
> ordinary Sharpie markers make
> 
> > suitable resist-ink for this purpose (I actually
> remember buying an old
> 
> > Radio Shack home PCB kit that came with a Sharpie and
> called it a "resist
> 
> > ink pen").
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> > >
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> > > I recently tried this using a Sharpie-brand
> "ultra fine-point,
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> > super-permanent ink" pen, but the FeCl ate right
> thought the ink.
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> > >
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> > > Has anybody had lucks using Sharpies as
> resist-ink? Are there any
> 
> > recommendations on something better?
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> >
> 
> > Staedtler makes very good ones. I used to use them.
> 
> >
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> > Leon
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> > --
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> > Leon Heller
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> > G1HSM
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> What particular Staedtler pens did you use as resist-ink?
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> -Andrew
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> Lumocolor Permanent.
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> Leon
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