Re: Past items????
Bill,
It wouldn't be welcomed by those already using Stepster only.
There are people out there that already have Stepster working and wired up,
this should not involve them in having to change their
By
"Mo" <mo@...
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#782
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Re: 10 amps to drive steppers
Tim I've got about 1Mb of stuff to send you is it OK to e-mail direct?
Mo
By
"Mo" <mo@...
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#779
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Re: Past items????
Bill,
I'm working on Stepster in my free time. (what little I have) - I know how
to get the limit switch working, and I'm going to put it into test SOON (I
wanted to do it 2 weeks ago). It's just
By
Charles Gallo <Charlie@...>
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#778
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Re: Newbee, Laser Machining Anyone?
Thanks Tim.
I am slowly finding out new lists as needs arrive:). I am looking forward to
some interesting topics on this list.
Mario
By
MIADsgns@...
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#787
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Re: Past items????
mo@... writes:
I can agree with that, had not given it the thought that I should have.
I believe that I asked before, does anyone have a copy of the schematic
download that is
By
Bbj5391@...
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#783
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NESTER/Lathe??
Charlie, will NESTER, support a lathe??
bill
By
WAnliker@...
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#781
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Re: Past items????
Charlie@... writes:
know how
I wasn't rushing things, but hadn't heard anything so got to wondering. I
got the Sherline Mill today with vise and variable speed, works good, a few
spots
By
WAnliker@...
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#780
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Re: Newbee, Laser Machining Anyone?
I just subscribed to this list.
I built a 2ft x2ft 3 axix desktop router/CNC machine a few years back when
not much info was published. I am using a 3 axix 2 amp controller from
Camtronics Inc,
By
MIADsgns@...
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#777
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Re: 10 amps to drive steppers
By
Tim Goldstein <timg@...>
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#773
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Re: EMC C Code
The Java program did not do real time machine control.
There is a vast difference between being able to compile code on a
platform and actually being able to execute it. With some work, you
could
By
paul@...
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#774
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Re: Machine geometry
On Sun, 13 Jun 1999 09:55:01 -0500, "Robert Campbell"
<rcamp@...> wrote:
<debriefing snipped; thanks, most helpful to have these comparisons>
>After I build my new 2 by 2 fixed bridge
By
garfield@...
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#772
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Past items????
Not too long ago there was some comments about upgrading one of the smaller
CAM programs, I think it was Kevin Carols CNC981 if my memory is correct. I
was wondering about the status of the work on
By
WAnliker@...
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#776
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Re: Machine geometry
Gar,
The 4 by 4 was built using Item aluminum extrusions. The X and Y rails were
Ina bearings on 14mm shafting (top and bottom). The Z axis uses THK
bearings with about 6 inches of travel.
In
By
Robert Campbell <rcamp@...>
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#771
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Re: 10 amps to drive steppers
Let me chime in. On some units that I sold to people that live in very hot
climates like india, I included some thermal cutoff switches. I simply
mounted one rated at 135F on each heatsink. I wired
By
Dan Mauch <dmauch@...>
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#770
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Re: 10 amps to drive steppers
The kit contains some really nice but large heatsinks. I don't like to run
mosfets much over 130F with heatsinks on them. One of my customers has one
of the few units that I sold as complete units. It
By
Dan Mauch <dmauch@...>
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#769
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Re: Servo motor question
That what I am using on my full size mill. Except that the PRM is up around
1200 and the current is a bit higher. I am running two to 1 timing belts on
the X and Y axis and 3.5 to one on the kneee. I
By
Dan Mauch <dmauch@...>
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#768
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Re: EMC C Code
Thanks
My misunderstanding as to the real meaning of "code portability of C and
C++". JAVA version would be a platform independent software maybe but still
need a RT OS???
By
Robert N. Ash <esccmail@...>
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#767
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Re: Stepper controllers
From: "Ian W. Wright" <Ian@...>
Subject: Re: Stepper controllers
Thanks very much Paul, this is helpful. I did try using opto isolators
on one of my early experimental circuits but they
By
Andrew Werby <drewid@...>
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#775
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Re: 10 amps to drive steppers
No, the FETs themselves are too small to radiate much RF. The traces
connected to them, however, are large enough to radiate. You have to
minimize the area inside the loop of the current paths.
By
Jon Elson <jmelson@...>
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#766
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Re: Servo motor question
Tim Goldstein wrote:
What model tape drive?
Hmmm, the .5 Amp rating sounds REAL fishy. If that really is the limit, at
24V, that is a 12 Watt motor! It shouldn't be able to even move a
By
Jon Elson <jmelson@...>
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#765
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