On Thursday 22 November 2012 23:03:13 andy pugh did opine: > On 22 November 2012 20:51, Jon Elson <el...@pico-systems.com> wrote: > > Generally, I just don't see the advantage of going to a single > > sensor/single wire > > scheme when there are so many potential pitfalls. > > The single-wire is just a side-effect of using an encoder wheel that > is readily available and has a big centre bore. > > To buy the crank code-wheel new is not that cheap ($100) but there > ought to be many in the junkyards now. The correct pickups are less > likely to exist, but those are $17.
Since the requirement is that its ferrous, I seen no reason that can't be a milling machine project. Depends on what one thinks his time is worth I suppose. :) Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) My web page: <http://coyoteden.dyndns-free.com:85/gene> is up! It is impossible to enjoy idling thoroughly unless one has plenty of work to do. -- Jerome Klapka Jerome ------------------------------------------------------------------------------ Monitor your physical, virtual and cloud infrastructure from a single web console. Get in-depth insight into apps, servers, databases, vmware, SAP, cloud infrastructure, etc. Download 30-day Free Trial. Pricing starts from $795 for 25 servers or applications! http://p.sf.net/sfu/zoho_dev2dev_nov _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users