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@...>
> Subject: Re: [Homebrew_PCBs] Resist ink pens
> To: Homebrew_PCBs@yahoogroups.com
> Date: Thursday, April 29, 2010, 4:41 PM
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> ____________ _________ _________ __
>
> 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
>
>
>
> On Wed, Apr 28, 2010 at 12:44 PM, Leon Heller <leon355@btinternet.
> com>wrote:
>
>
>
> >
>
> >
>
> > 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").
>
> > >
>
> > > I recently tried this using a Sharpie-brand
> "ultra fine-point,
>
> > super-permanent ink" pen, but the FeCl ate right
> thought the ink.
>
> > >
>
> > > Has anybody had lucks using Sharpies as
> resist-ink? Are there any
>
> > recommendations on something better?
>
> >
>
> > Staedtler makes very good ones. I used to use them.
>
> >
>
> > Leon
>
> > --
>
> > Leon Heller
>
> > G1HSM
>
> >
>
>
>
> What particular Staedtler pens did you use as resist-ink?
>
>
>
> -Andrew
>
>
>
> Lumocolor Permanent.
>
>
>
> Leon
>
>
>
> [Non-text portions of this message have been removed]
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>