Re:

I can get you aschematic for putting the two transformers in parallel. I
did it on my 5amp controller running 3 4.3 amp motors. It was easy..
Dan
-----Original Message-----
From: Gary Passon <gary@...>
To: CAD_CAM_EDM_DRO@onelist.com <CAD_CAM_EDM_DRO@onelist.com>
Date: Sunday, August 08, 1999 10:14 AM
Subject: Re: [CAD_CAM_EDM_DRO]

>From: Gary Passon <gary@...>
>
>Wow.. More helpful info, but now I've got a couple of more questions. If

this gets overwelming

>let me know. First, is there a schematic for assembling a 20 amp supply

from DanM's transformers.

>I went to his site and these parts see to be part of the servo description.

Do I need any other parts

>from DanM site (or better yet is there anything else I can use.. short of

time, longer on credit cards

>(bg)). Is there a super overschematic? Electrical stuff kinda baffles me,

but I'm a good robot!

>
>TIA... to the "chips"
>
>Gary Passon
>---------------------------------------------------------------------------
>
>Tim Goldstein wrote:
>
>> From: "Tim Goldstein" <timg@...>
>>
>> Just some suggestions to widen your search.
>> That is a Pentium 90 or faster, a PII is not required (but if you find a
>> good deal, what the heck)
>> 1 gig HD seems like it is more than plenty. I have Linux & EMC on a 850

MB

>> machine and it worked fine.
>>
>> As far as power supplies, you need one for the stepper controller 18 - 36
>> VDC and while 10 amp would probably get you by with the monster motors

you

>> have 15 or more would probably be better. You could get 2 of the
>> transformers from Dan and hook them in parallel for a 20 amp supply.
>>
>> The DRO board is powered from the PC and it feedst eh encoders. No need

for

>> external power.
>>
>> Glad the web site has been a help. It is mostly stuff I have hijacked

from

>> this list and other sites <bg>
>>
>> Tim
>> [Denver, CO]
>>
>> > -----Original Message-----
>> > From: Gary Passon [mailto:gary@...]
>> > Sent: Saturday, August 07, 1999 11:13 PM
>> > To: CAD_CAM_EDM_DRO@onelist.com
>> > Subject: Re: [CAD_CAM_EDM_DRO]
>> >
>> >
>> > From: Gary Passon <gary@...>
>> >
>> > Thanks for the advice... I'm off tomorrow to try to find a PII
>> > 90Mhz or faster with 32mb (maybe64mb)
>> > of memory, a floppy, 2Gb or bigger HD and the list of video cards
>> > from the site you provided.
>> > Also looking for a basic 17in monitor. Hopefully, this will do
>> > it. One more question, please.
>> > After I build DanM controllers aren't I going to need a power
>> > supply for the card and another
>> > one for the stepper themselves? I suspect if I read DanM's
>> > instructions this will be obvious, but
>> > I haven't got to that part yet, so sorry if this is an obvious
>> > question.BTW I've been to your site a
>> > couple of times and gotten a lot by cruising around. Great job,
>> > and very inspiring.
>> >
>> > Gary Passon (a hopeful soon to be linux'er)
>> > ------------------------------------------------------------------
>> > -------------------
>> >
>>
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