Homebrew PCBs

Hi Mike, thanks for the info. How thick of a board can you pass 
through that laminator that you modified?

Chris



--- In Homebrew_PCBs@yahoogroups.com, "mikezcnc" <eemikez@c...> 
wrote:
>
> Chris,
> 
> I presume you are using a laminator (if not- that is a different 
> subject :)))  I am not in favor of pre-etching because it adds 
> another wet-dirt operation. What I do is this:
> 1. Use paper from Staples, stock number is in the database. That 
ia 
> an inkjet paper that I use in my laser printer I got used for $20, 
> rather unimpressive (small) Lexmark Optra. I have add that before 
I 
> was trying all kinds of paper and the results were all over the 
map. 
> In fact I have a collection of all kinds of papers and nothing 
worked 
> well FOR ME. I hear that lots of guys are happy with Menstruation 
> Press Paper (Bridal Magazine for You, Baking Laminated Cookies, 
Heavy 
> Duty Knitting, etc)- I have't tested that option yet.
> 
> 2. GBC laminaotor, converted according to a dissertation at 
> www.pulsar.gs Great result but I hope never to do it again.
> 
> 3. kitchen 3M cleaning pad, non metallic.
> 
> 4. I don't do heavy cleaning in fact I do very little cleaning, 
clean 
> with detergent, clean with the pad, again detergent and dry it 
out. I 
> takes maybe 2 minutes to get it including drying... 
> 
> 5. Stick the paper onto the PCB roll dozen or so times thru a 
magic 
> Printed Circuit Board Producing Device (PCBPD) and off to a 
bathtub. 
> Few minutes and it's 100% proof. 
> 
> Now, I recall having problems that you described when I used steam 
> iron (no steam), large PCBs, thin tracks and chancy paper. No 
amount 
> of cleaning would help and I even used a palm sander with all 
kinds 
> of different sand papers. What helped me is using a laminator and 
the 
> correct (for me :))) paper. Mike
>