It looks like Robi has not registered for the club mailing list, here is his response,<br><br>Matt<br><br>From: <b class="gmail_sendername">Mukherjee, Robi</b> <span dir="ltr"><<a href="mailto:r.mukherjee@dynaroll.com">r.mukherjee@dynaroll.com</a>></span><br>
<div class="gmail_quote">Date: Tue, Apr 23, 2013 at 5:32 PM<br>Subject: RE: [SGVHAK] where to buy power supplies and steppers made in "free" countries<br>To: Matt Campbell <<a href="mailto:matt@littlelionstudios.com">matt@littlelionstudios.com</a>>, Hardware Hacking Special Interest Group <<a href="mailto:hak@sgvhak.net">hak@sgvhak.net</a>><br>
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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">We have bearings available from both Japan and China. We can specify which country to use for any given application. However due to cost constraints most of
our distributors want to carry Chinese bearings.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">If you want Japanese only, please let me know what size you want and I will see what I can do.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thanks<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Robi<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Matthew Campbell [mailto:<a href="mailto:dvdmatt@gmail.com" target="_blank">dvdmatt@gmail.com</a>]
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<b>Sent:</b> Tuesday, April 23, 2013 3:58 PM<br>
<b>To:</b> Hardware Hacking Special Interest Group; Mukherjee, Robi<br>
<b>Subject:</b> Re: [SGVHAK] where to buy power supplies and steppers made in "free" countries<u></u><u></u></span></p><div><div class="h5">
<p class="MsoNormal"><u></u> <u></u></p>
<p>Dynaroll in Sylmar is a large domestic manufacturer of quality bearings. I have included their chief engineer to hopefully steer us to one of their distributors.<u></u><u></u></p>
<p>Robi is involved with another local HAK group and is an all round nice guy.<u></u><u></u></p>
<p>Matt<u></u><u></u></p>
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<p class="MsoNormal">On Apr 23, 2013 2:36 PM, "David Flynn" <<a href="mailto:dflynn@oxfordvue.com" target="_blank">dflynn@oxfordvue.com</a>> wrote:<u></u><u></u></p>
<p class="MsoNormal" style="margin-bottom:12.0pt">I've been going to Minarik for parts to fix old machines and build new ones for years.<br>
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<a href="http://store.minarik.com/cgi-bin/ECA_Software/ECA_Search/ECA_Search.pl?TID=browse&cat=MOTORS_STEPPER" target="_blank">http://store.minarik.com/cgi-bin/ECA_Software/ECA_Search/ECA_Search.pl?TID=browse&cat=MOTORS_STEPPER</a><br>
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Dave Flynn<br>
Oxford V.U.E., Inc.<br>
office <a href="tel:%28626%29%20256-6557" target="_blank">(626) 256-6557</a><br>
cell <a href="tel:%28626%29%20893-6654" target="_blank">(626) 893-6654</a><br>
<a href="mailto:dflynn@oxfordvue.com" target="_blank">dflynn@oxfordvue.com</a><br>
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On Apr 23, 2013, at 11:39 AM, Tux Lab <<a href="mailto:project.tuxlab@gmail.com" target="_blank">project.tuxlab@gmail.com</a>> wrote:<br>
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> Dave,<br>
><br>
> you mentioned a few place for steppers in the last SGVHAK meeting.<br>
> Can you give them to me again? For the stepper driver I'm thinking<br>
> of using pololu's stepper motor drive.<br>
><br>
> I haven't heard back from open build regarding the country of origin<br>
> for their bearings. Currently the least expensive "free" bearing<br>
> I've found are from McMaster R3s at ~$3 and R4 at ~$6, both are from<br>
> Japan.<br>
><br>
> thanks,<br>
><br>
> John<br>
><br>
><br>
> On Mon, Apr 22, 2013 at 3:35 PM, David Flynn <<a href="mailto:dflynn@oxfordvue.com" target="_blank">dflynn@oxfordvue.com</a>> wrote:<br>
>> Look at the L6208N evaluation board (EVAL6208N) made in Italy. Evaluation boards are a good source for projects.<br>
>><br>
>> It doesn't take very powerful steppers to make a 3D printer move. It only has to overcome inertia, it's not pushing a cutter through metal or whatever.<br>
>><br>
>><br>
>> Dave Flynn<br>
>> Oxford V.U.E., Inc.<br>
>> office <a href="tel:%28626%29%20256-6557" target="_blank">(626) 256-6557</a><br>
>> cell <a href="tel:%28626%29%20893-6654" target="_blank">(626) 893-6654</a><br>
>> <a href="mailto:dflynn@oxfordvue.com" target="_blank">dflynn@oxfordvue.com</a><br>
>><br>
>><br>
>><br>
>> On Apr 22, 2013, at 3:11 PM, Tux Lab <<a href="mailto:project.tuxlab@gmail.com" target="_blank">project.tuxlab@gmail.com</a>> wrote:<br>
>><br>
>>> I'm gathering parts to build a 3d printer and I am wondering if anyone<br>
>>> has leads on where to find steppers and power supplies that are made<br>
>>> in "free" countries as oppose to "non-free" countries like China,<br>
>>> Saudi Arabia, and Russia.<br>
>>><br>
>>> The recommended power supply has a 12V/30A rating. The steppers are<br>
>>> nema17s. Gecko has the nema17 88oz-in stepper at ~$45ea. while the<br>
>>> nema23 280 oz-in are $55ea for 4.<br>
>>><br>
>>> thanks,<br>
>>><br>
>>> John<br>
>>><br>
>><br>
>><br>
><br>
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