[sdiy] LEDs protruding through front panels

[Tim Ressel]

fyi:

A #7 drill works pretty well for a 5mm led, and a #31 is perfect for 3mm.

--tr


--- On Sat, 4/4/09, Stewart Pye <stewpye at optusnet.com.au> wrote:

> From: Stewart Pye <stewpye at optusnet.com.au>
> Subject: Re: [sdiy] LEDs protruding through front panels
> To: synth-diy at dropmix.xs4all.nl
> Date: Saturday, April 4, 2009, 2:33 PM
> Hi David,
> 
> I agree that LED's look best when going through the panel
> without a 
> bezel. (unless you have a fancy bezel and that can take up
> lots of room )
> 
> For 3mm LED's I use a 3mm drillbit, and a 5mm drillbit for
> 5mm LED's. 
> It's a nice tight fit so you can just push the LED through
> then glue 
> from the back. I'm not sure how easy it is to get metric
> drillbits in 
> the US though....
> 
> Regards,
> Stewart.
> 
> David G. Dixon wrote:
> > I think I've got a handle on power distribution issues
> now.  Here is my last
> > dumb design question for today (promise):
> >
> > I'm making my first panel with LEDs on it (a triple
> LFO), and I just want to
> > press-fit the LED into the 1/8" aluminum panel, with
> no bezel or anything.
> > (Note: my panels are bare aluminum with black
> graphics.)  If I drill a 3/16"
> > hole, the LED will only go in about half way, and only
> a small bit of the
> > tip will protrude from the front of the panel. 
> If I drill a 13/64" hole, I
> > believe the LED will go in clear to the hilt, in which
> case it will protrude
> > by about 4 or 5 mm, or about half of its length.
> >
> > So, again, is there a "typical" degree of protrusion
> for LEDs?  I think I
> > prefer the "barely sticking out" option for aesthetic
> reasons, but I prefer
> > the "stuck in clear to the hilt" option for practical
> reasons.
> >
> > Or, is just pushing the bare LED through the aluminum
> a bad idea for some
> > reason?  I don't believe they are particularly
> fragile...
> >
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