Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

----- Original Message -----
From: "LogicResearch" <logicresearch@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Tuesday, April 04, 2006 9:33 AM
Subject: Re: [Homebrew_PCBs] Making the PCB


> Cheers,
>
> My resist is green and I have found that 9 minutes is getting close.
> Some areas are really good with well defined tracks, some areas are still
> lost in the green haze.
> More practice I guess.

Make sure that the PCB material is fresh - the resist can deteriorate if it
is old stock, and it won't work properly. I find it starts to go off if I
keep it longer than six months or so.

Leon
--
Leon Heller, G1HSM
leon.heller@...
http://www.geocities.com/leon_heller