[sdiy] Learned something today...

[harrybissell]

Step drills work very well once a pilot hole is drilled... also its good to make
the
panel first, then use the panel as a mounting guide for the pots. The Evenfall
"MiniModular"
used this construction.

H^) harry

Oren Leavitt wrote:

> Hi all,
> I've dabbled a bit in pre-spaced PCB mounted pots, too.
> Getting the hole spacing just right truly a pain in the toilet muscle!
> I have found that drilling a small pilot hole, and progressively working
> up with larger drill bits, seems to help. I'll also check the spacing
> while the holes are small and see if I need to add in some 'fudge'
> factor to correct it when I drill again with a larger bit.
>
> Oren
>
> harrybissell wrote:
>
> >You could try using a PCB as a drilling guide directly... or getting a lazer
> >plotted
> >film as a full size guide. If you tried to lat out the panel on the metal, I
> >can see
> >that not working for you.
> >
> >I should talk... since I don't even HAVE a drill press (though I did look at
> >one today...)
> >
> >H^) harry
> >
> >Jim Patchell wrote:
> >
> >
> >
> >>        I have been working off and on to make PC boards that don't require
> >>wiring to the front panel...what I learned today is that even with a
> >>drill press I cannot locate the holes accurate enough so the boards will
> >>slip in....despite the fact that I was being as careful as possible.
> >>One possible solution (DIY one that is) is to use the X-Y table, but it
> >>lacks about 5 inches in one direction....guess it is time to switch to
> >>Schaffer...
> >>
> >>        -Jim
> >>
> >>
> >
> >
> >
> >
>
> --
> Oren Leavitt
> oleavitt at ix.netcom.com