M7 is the diameter. It's metric. M7 = .2755" OBVIOUSLY... I'd add some extra "wiggle room". the .282" diameter hole should work fine. Here's where I found the conversion: http://www.aaronsmetricscrews.com/free_table.htm I hope this helps. - Brice http://www.SynthModules.com ----- Original Message ----- From: "Jeffrey Pontius" <jpont@...> To: <ModularSynthPanels@yahoogroups.com> Sent: Wednesday, February 04, 2004 9:49 PM Subject: Re: [ModularSynthPanels] Hole width for .25 pots? > > I am working on a panel that will have a few Alpha potentiometers > > involved. (mouser part #31JN405) > > > > Does anyone know that value off-hand? I downloaded a few sample > > front > > panels, and the closest thing I found was a hole that was 2.82 in. I > > don't have my tape measure nearby, so I can't tell if that's in the > > ballpark or not. > > > There are several panel designs in the Cat Girl folder that have pot holes > for Alpha pots (as I'm trying to use mine up). For example, check the > file in the Buchla type folder in the Yahoo groups Files directory. This > panel was designed for Alpha pots. As you noted above, the pot hole > diameters are .282in, and the Alpha pots fit comfortably into these holes > (with a tiny bit of wiggle room). > > If you have a pot on hand, a useful tool is a drill bit template (not sure > what else to call these). These are typically a flat piece of plastic > with various hole sizes in English and metric units. Very handy for > determining the size of a hole for a pot (or switch or whatever). > Jeff > > > > > Yahoo! Groups Links > > > > >
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Re: [ModularSynthPanels] Hole width for .25 pots?
2004-02-05 by Brice D. Hornback
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