PNP Blue

J.D. McEachin jdm at synthcom.com
Wed Dec 11 19:39:23 CET 1996


Do you know if it's possible to run traces between pins?

On Tue, 10 Dec 1996, Bob Zimmer wrote:

> As mentioned in a previous post, I had emailed the vendor Techniks
> (http://chelsea-ios.com/~techniks/) for a sample sheet and found it to work
> just as I wished it would.
> 
> I used EasyTrax to print the PCB layout on a piece of paper, cut the full
> sheet into a sheet about 1" larger than the needed size in both directions
> and taped it over the layout.  I then ran that through the laser printer (my
> old HP IIP) reprinting the image on to the PNP sheet.  Cleaned the board
> with a scouring pad, ironed it onto the board, positioned just between the
> first two steam settings and got nearly a perfect image. I lost only a small
> portion of the board edge outline!
> 
> By cutting the sheet down, I should be able to make 4 boards from each
> sheet.  I had ordered a number of blank double sided boards from Electronic
> Goldmine.  QTY 10 for 4x5" boards was about $.80 each!
> 
> I later tried another board and again got perfectly usable results!
> 
> Called them up and just ordered 40 sheets ($50.00)!  Should be set for a
> long time!
> 
> This makes the cost per board (not including time and etchant) at about
> $1.15 each.  Only downside that I can see is having to completely etch the
> copper off the second side as I'm only doing single sided.
> 
> This beats anything I've ever used before!
> 
> Bob
> 
>   >=== Bob Zimmer -- Philadelphia PA ===<
>   >=== bzimmer at voicenet.com          ===<
> 
> 
> 



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