Re: [CAD_CAM_EDM_DRO] Yet more DRO

>
> Hi All
>
> Just got back from the NEC after spending the day looking at all sorts of CNC
> EDM machines.... I think I need a bigger workshop !!
> Had an interesting chat with a couple of companies - First one was Newall. They
> are doing a low cost magnetically encoded strip coupled with a hall efect read
> head - The strip costs about �45 per metre in lengths of up to 32 metres for
> those long bed mills. Resolution is claimed to be 10 microns.
> Renishaw are also marketing a flexible steel scale. Using a quadrature read
> head, a 10 micron resolution is also possible.
>
> I'm trying to get a sample of Newall's tape to play around with - if I can get
> the time at work. It should be possible to achive a higher resolution by using
> multiple sensors...

Getting a bit picky aren't we?

I'll settle for the 10 microns, back when I was a kid We used a yardstick...

;-).

Marc