A while back I proposed to Ron Ginger that I do a talk at 
Cabin Fever; he liked the idea, but I should run this by 
you folks to make sure I'll say the right stuff. After all, 
you've done the heavy lifting that makes it all work.

Last September I gave a talk about my Sherline CNC mill for 
the local Linux Users Group. These being computer geeks, I 
described the how-and-why of machining,  gave a simple 
overview of CAD/CAM, covered what G-Code is & how one 
writes a program, discussed why real-time Linux is a Good 
Thing & how it works (the hook for that audience!), then 
did a demo of making a simple part (which actually 
worked!).

The PDF of that talk is at:
http://mhvlug.org/MonthlyMeetings/2007/09

It occurred to me that the talk would also be a nice fit for 
the Cabin Fever audience, after replacing the real-time 
Linux part (more-or-less slides 38-52) with a section about 
how & why I make simple 2-1/2 D repair parts. The hook is 
that this CNC stuff actually has useful, easy-to-do 
applications, with an overview of the whole process.

I can lug my Sherline setup along and attempt a live-fire 
demo if that seems reasonable; I don't know what the 
facilities in the lecture room look like. I'll certainly 
bring a vacuum cleaner along, though.

It takes about an hour to present, followed by the demo.

Suggestions? Tomatoes?

Thanks...

-- 
Ed

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