I think I am going to go with the big ol' fatty 80 mil pads. Most of the
pads in my CAD program are already that size. I just had to change a few.
Regards,
Chris Maness
On Mon, Apr 5, 2010 at 3:56 PM, awakephd <a_wake@...> wrote:
> In my relatively limited experience, one of the key factors is how
> precisely you can drill. My most recent board has .045 diameter via pads,
> drilled with a .6mm drill (0.024"). Even though I managed to get the
> registration between the top and bottom more or less perfect as far as the
> toner transfer and etch, I discovered that it was easy to drill the holes at
> an angle, at least using HSS drill bits. The drill is so small that it bends
> very easily; you can be off-center just a bit; the bit goes in right
> (because of the little etched dimple created by my software), but it comes
> out in the wrong place.
>
> Obviously, I need to work on my drilling, both equipment and technique!
>
> --- In Homebrew_PCBs@yahoogroups.com, Chris Maness <chris@...> wrote:
> >
> > What is the minimum pad size (in mils) for home made PC boards? (Single
> > Sided).
> >
> > Thanks,
> > Chris Maness
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
>
>
>
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