Re: Re: Cheap Encoders

hi everyone,
my name is scott acorn i`m new to this so please bear with me.
i have been a tool maker for 40 yr.
the last 20 yr. i have had my own small shop.
i`m also a tinkering type,and have my hands into a lot of projects.
i`ve designed and bult a number of things that might be of interist to
all of you. thay include a e.d.m,and also a dro.
so-----now that i`ve blown my own horn--------
maybe i can answer some of your questions and provide some help.
i don`t always have time to respond rightaway but i will try.

Scott Acorn
sacorn@...
mike grady wrote:

> From: mike grady <mgrady@...>
>
> I have been thinking about doing this
> and using small prec, timing belts
> mike
> Matt Shaver wrote:
>
> > From: "Matt Shaver" <mshaver@...>
> >
> > > From: "Dan Mauch" <dmauch@...>
> > >
> > > Yes it has been done before. Steve Stallings had a good idea using a wire
> > > set up like a radio dial connected to a encoder. The mechanical part worked
> > > fine but there were problems finds a pc lpt card that would work well. The
> > > linear encoders are much simpler and more positve.
> >
> > I think this should be Steve Lindsay, see:
> >
> > http://www.angelfire.com/biz3/handengraving/dro.html
> >
> > I want to build this to see how well it works, especially whether the wire
> > will slip on the pulley when wet and oily. This, and the US Digital linear
> > strip, seem the only alternatives to commercial glass or capacitive scales
> > (Shooting Star's rack and pinion setup perhaps being a third).
> >
> > Matt
> >
> > P.S. I've met Steve Stallings at some meetings of the Chesapeake Area
> > Metalworking Society:
> >
> > http://www.cams-club.org
> >
> > He is a real nice guy and is the fellow responsible for the "Drop Box" at:
> >
> > http://www.metalworking.com
> >
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