[sdiy] making PCB's with PNP blue

[Quick Silver]

Here is a link to a group dedicated to all manner of methods of making 
PCB's at home.

http://tech.groups.yahoo.com/group/Homebrew_PCBs/

Graheme

On 02/11/11 00:51, aankrom wrote:
> OK, I'm sure we've all talked about making PC boards on this list 
> before, but when I googled how to etch PB boards, I got a lot of hits 
> and none seemed to really tell me what I wanted to know.
>
> I plan on etching the boards in a Pyrex cassarole pan heated with a 
> heat lamp connected to a Variac. How hot should the bath be? I have a 
> cool electric thermomter, but it needs a thermocouple. I s'pose a 
> candy thermometer will work...
>
> I have solid FeCl3 to mix. It says 1/4 lb makes a pint which doesn't 
> seem like a lot. I'm expecting the dissolution of the FeCl3 to be 
> exothermic so I won't mix it in a plastic container.
>
> When "ironing" on the PnP with circuit pattern do you really put the 
> iron right on the PnP or should you put a piece of paper in between? 
> How long is long enough?
>
> Does anyone know of a definitive link eprhaps?
>
> Anthony
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