Re: CNC upgrade

-----Original Message-----
From: Ian W. Wright <Ian@...>
To: CAD_CAM_EDM_DRO@onelist.com <CAD_CAM_EDM_DRO@onelist.com>
Date: Tuesday, July 20, 1999 12:39 AM
Subject: Re: [CAD_CAM_EDM_DRO] CNC upgrade

>From: "Ian W. Wright" <Ian@...>
>
>
>
>Peter Smith wrote:
>Hi Peter,
>
>I originally tried using a 486 to drive steppers and got abysmal
>performance. Out of three motors I could only get one stepping reliably
>and one of the others would do no more than sit twittering and fidgeting
>without actually turning at all. When I hung them on an old Pentium 60
>they all started flying. I tried both Stepster and MaxNC as driver
>programmes with equivalent results (although MacNC has the edge at the
>moment in that it will also take limit switches). Now I'm tring to get
>EMC working as it looks very promising. I wasted a lot of time trying to
>persuade the 486 to behave so, if you can go for a pentium upgrade, I
>would say do it. Don't forget, however, that if you plan to upgrade your
>existing 486, you will need to change both your motherboard and
>processor and probably also the RAM as well. If you need any advice on
>this contact me off list.
>A friend of mine just told me that his neice had been to a local
>computer upgrade shop and had asked if they could supply her with a
>simple basic computer for her home business - she was told to go round
>the back and pick one out of the skip! She came away with a fully
>working Pentium 60 and monitor. She also asked them if they had any
>second hand printers and, after being told she 'had a bloody cheek!' for
>asking when she'd just got a new computer, they sold her a HP 500
>deskjet for 20UKP. It just shows, it pays to ask.
>>

Hi Ian
Many thanks for the advice, sorry to hear of you misfortune with
Linux and Emc, you have got 2 choices :- get the UFO out and annoy the
neighbours, or head for the pub and start again fully refreshed tommorrow

>
>Best wishes
>
>Peter Smith
>
>--
>
>Ian W. Wright LBHI
>Sheffield Branch Chairman of the British Horological Institute.
>Bandmaster and Euphonium player of the Hathersage Brass Band. UK.
>See our homepage at:- http://www.iw63.freeserve.co.uk or
>http://www.iw63.demon.co.uk/ or
>http://www.GeoCities.com/Hollywood/6067/index.html
>
>'Music is the filling of regular time intervals with harmonious
>oscillations.'
>
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