<html>
<head>
<style><!--
.hmmessage P
{
margin:0px;
padding:0px
}
body.hmmessage
{
font-size: 12pt;
font-family:Calibri
}
--></style></head>
<body class='hmmessage'><div dir='ltr'>I got the translation! <br><br><br>你好，<br><br>我有一台你们的MLE-40全谱激光机。现在我需要另外买2种配件，可以吗？<br>1. 电源并联到USB控制板1块（全新的）<br>2. 主电源母板1块（全新的）<br>如果邮寄到北京，总价格是多少？<br><br>谢谢，<br>Mitch<br>mitch@CornfieldElectronics.com <br><br><br>I'll send it to them now from their contact page. I'll keep you posted. <br><br>Best, <br>Mitch. <br><br><br><hr>From: maltman23@hotmail.com<br>To: organic_unity@yahoo.com; scotty@scottyallen.com<br>CC: noisebridge-discuss@lists.noisebridge.net<br>Subject: RE: [Noisebridge-discuss] Moar Laser Cutter Infos<br>Date: Fri, 13 Nov 2015 11:26:20 -0800<br><br>
<style><!--
.ExternalClass .ecxhmmessage P {
padding:0px;
}
.ExternalClass body.ecxhmmessage {
font-size:12pt;
font-family:Calibri;
}
--></style>
<div dir=ltr>I'll post about this to the large WeChat group of expats in Shenzhen, and see if anyone can translate that for us. <br><br>Mitch. <br><br>> Date: Fri, 13 Nov 2015 17:37:32 +0000<br>> From: organic_unity@yahoo.com<br>> To: maltman23@hotmail.com; scotty@scottyallen.com<br>> CC: noisebridge-discuss@lists.noisebridge.net<br>> Subject: Re: [Noisebridge-discuss] Moar Laser Cutter Infos<br>> <br>> Awesome. If someone could translate a message to their contact info here:<br>> http://www.jnmydy.com/comcontent_detail/&i=7&comContentId=7.html<br>> <br>> that would be awesome. A translation of something like:<br>> <br>> "Hi,<br>> I am an owner of your MLE-40 Full Spectrum Laser and I need some replacement parts. Could I order from you a new power Parallel to USB controller PCB and / or a new main power motherboard PCB? What would be the cost? I am located in [your location], china."<br>> <br>> As they are the original manufacturer an order from them should be substantially cheaper than the US reseller.<br>> <br>> -Zach<br>> --------------------------------------------<br>> On Fri, 11/13/15, Scotty Allen <scotty@scottyallen.com> wrote:<br>> <br>> Subject: Re: [Noisebridge-discuss] Moar Laser Cutter Infos<br>> To: "Mitch Altman" <maltman23@hotmail.com><br>> Cc: "NoiseBridge Discuss" <noisebridge-discuss@lists.noisebridge.net><br>> Date: Friday, November 13, 2015, 4:02 AM<br>> <br>> I'm also happy to<br>> help on the China end of things, if it's useful.<br>> I'm currently in Shenzhen, and will be here<br>> at least 2 more weeks.<br>> Holler if there's<br>> a way I can be useful.<br>> <br>> -Scotty<br>> <br>> On<br>> Fri, Nov 13, 2015 at 5:15 AM, Mitch Altman <maltman23@hotmail.com><br>> wrote:<br>> > Hi Zach,<br>> ><br>> ><br>> > I hope you can fix<br>> it!<br>> ><br>> ><br>> > The jnmydy website says they are in Jinan,<br>> which I won't be able to get to while in China. But,<br>> if you can contact someone there, you can have them mail the<br>> boards to me in Beijing. I can bring them home with me or,<br>> since I won't be home till the end of January, I ship<br>> them from China, where shipping is really cheap. I can<br>> also pay them directly in Chinese RMB from China (everyone<br>> there uses an app called WeChat, which I also have, which<br>> can do pretty much *every*thing, including send<br>> payments).<br>> ><br>> ><br>> > If the language barrier is a problem, I<br>> know Chinese people who can help.<br>> ><br>> ><br>> > Best,<br>> ><br>> > Mitch.<br>> ><br>> ><br>> ><br>> ><br>> ________________________________<br>> >><br>> From: organicunity@hotmail.com<br>> >> To: noisebridge-discuss@lists.noisebridge.net<br>> >> Date: Thu, 12 Nov 2015 20:47:04<br>> +0000<br>> >> Subject: Re:<br>> [Noisebridge-discuss] Moar Laser Cutter Infos<br>> >><br>> >><br>> >> Wow, that's some super useful info<br>> Danukeru! Good thing we discussed<br>> >><br>> this on this list so you came across the thread.<br>> >><br>> >> Mitch, if you<br>> are going to China why not just ask about the parts we<br>> >> need from the company based there?<br>> Their website is actually printed<br>> >><br>> on the PCBs inside the Laser Cutter: http://www.jnmydy.com/<br>> >><br>> >> http://s18.photobucket.com/user/Segasonicfan/media/NB%20Hardware%20Class/20151015_225704_zps2heogqs2.jpg.html?sort=3&o=1<br>> >><br>> >> If you get<br>> the PCBs direct from them I bet it will be much, much<br>> >> cheaper. I sent them an email in<br>> English (on their English website<br>> >><br>> version) but received no reply yet. Perhaps someone can<br>> translate?<br>> >><br>> >><br>> and again, let me try and fix the main power PCB before we<br>> make any<br>> >> decisions on buying a new<br>> one (unless someone has money to burn!). It<br>> >> would be a super huge waste and would<br>> be like replacing an entire car<br>> >><br>> when you just need a new battery and wheels.<br>> >><br>> >> -Zach<br>> >><br>> >><br>> >> ________________________________<br>> >> From: noisebridge-discuss-bounces@lists.noisebridge.net<br>> >> <noisebridge-discuss-bounces@lists.noisebridge.net><br>> on behalf of<br>> >> Danukeru<br>> <danukasan+nb@gmail.com><br>> >> Sent: Thursday, November 12, 2015<br>> 12:53 AM<br>> >> To: Zachary Morriss<br>> >> Cc: noisebridge-discuss<br>> >> Subject: Re: [Noisebridge-discuss]<br>> Moar Laser Cutter Infos<br>> >><br>> >> Reading the manual for the laser<br>> cutter reveals that we could already<br>> >> drive the laser cutter now with a copy<br>> of EMC2.<br>> >><br>> >><br>> We have a custom toolchain built around EMC2 for our hobby<br>> CNC at<br>> >> foulab, so I can tell you<br>> pretty certainly that your standard LPT-USB<br>> >> board/cable will not work due to<br>> buffering of the pin state that their<br>> >> controller board most certainly<br>> does.<br>> >><br>> >> EMC2<br>> is a GCODE interpreter that drives an analog controller over<br>> LPT<br>> >> directly.<br>> >><br>> >> EMC2 takes<br>> advantage of the LPT port to make sure that the timing is<br>> as<br>> >> accurate as possible because<br>> there is very little feedback from the<br>> >> steppers themselves. You generally<br>> need a real-time linux kernel for<br>> >><br>> the best results for this reason. Our CNC runs on an old<br>> ubuntu with<br>> >> such a kernel.<br>> >><br>> >> Due to USB<br>> being much faster, packetizatioin, driving voltage<br>> levels,<br>> >> no guarantee on command<br>> order, etc, there is no assurances on timing on<br>> >> the LPT pins with a cheap adapter.<br>> You'll most likely have cumulative<br>> >> errors/jumps/ etc on actual long runs<br>> .<br>> >><br>> >> The LPT<br>> board in the cutter itself is very dumb and relies entirely<br>> on<br>> >> what is driving it. It's<br>> literally a bunch of shift registers bitbanged<br>> >> over the LPT by either EMC2 or the USB<br>> controller in this case.<br>> >><br>> >> As such this is where the buffering<br>> comes in on that small board.<br>> >><br>> Proper timing and command queuing.<br>> >><br>> >> ie. Why<br>> Henner's BUMPS cape for the BBB uses the A8s specific<br>> >> programmeable PRU for real time<br>> control of the pins.<br>> >><br>> >><br>> >><br>> >> On Wed, Nov 11, 2015 at 9:00 PM,<br>> Zachary Morriss<br>> >> <zmorriss@gmail.com<mailto:zmorriss@gmail.com>><br>> wrote:<br>> >> I don't want to distract<br>> this perfectly excellent hack in progress, but<br>> >> being that the laser is EOL, it might<br>> be time to invest in some new<br>> >><br>> jank:<br>> >> http://www.amazon.com/Engraving-Cutting-Engraver-Parallel-Winsealxp/dp/B00C9UZCOS/ref=sr_1_1?ie=UTF8&qid=1447304268&sr=8-1&keywords=40+watt+laser<br>> >><br>> >> Price goes up<br>> and down and can be had cheaper on ebay.<br>> >><br>> >> Or even<br>> better, something with a DSP controller, z adjust, air<br>> assist,<br>> >> and a little moar power:<br>> >> http://www.aliexpress.com/item/Free-ship-Best-price-rayjet-laser-engraver-3040-co2-laser-cutting-machine-50W-with-rotary/32247621015.html?spm=2114.01010108.3.48.cC334H&ws_ab_test=searchweb201556_1_71_72_73_74_75,searchweb0_0,searchweb201560_9<http://www.aliexpress.com/item/Free-ship-Best-price-rayjet-laser-engraver-3040-co2-laser-cutting-machine-50W-with-rotary/32247621015.html?spm=2114.01010108.3.48.cC334H&ws_ab_test=searchweb201556_1_71_72_73_74_75%2csearchweb0_0%2csearchweb201560_9><br>> >><br>> >> Just stirring<br>> the pot,<br>> >> Zach<br>> >><br>> >><br>> >> On Wed, Nov 11, 2015 at 8:22 PM, Brian<br>> Klug<br>> >> <brian.klug@gmail.com<mailto:brian.klug@gmail.com>><br>> wrote:<br>> >>> USB to DB25 Adapter Uses<br>> GRBL For Parallel Port CNC ...<br>> >><br>> >> The following USB <-> GRBL<br>> interface might help..?<br>> >><br>> >> http://www.esreality.com/files/placeimages/2013/93363-gerbil.gif<br>> >><br>> >><br>> _______________________________________________<br>> >> Noisebridge-discuss mailing list<br>> >> Noisebridge-discuss@lists.noisebridge.net<mailto:Noisebridge-discuss@lists.noisebridge.net><br>> >> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss<br>> >><br>> >><br>> >><br>> >><br>> _______________________________________________<br>> >> Noisebridge-discuss mailing list<br>> >> Noisebridge-discuss@lists.noisebridge.net<mailto:Noisebridge-discuss@lists.noisebridge.net><br>> >> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss<br>> >><br>> >><br>> >><br>> >><br>> _______________________________________________<br>> Noisebridge-discuss<br>> >> mailing list Noisebridge-discuss@lists.noisebridge.net<br>> >> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss<br>> ><br>> _______________________________________________<br>> > Noisebridge-discuss mailing list<br>> > Noisebridge-discuss@lists.noisebridge.net<br>> > https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss<br>> _______________________________________________<br>> Noisebridge-discuss mailing list<br>> Noisebridge-discuss@lists.noisebridge.net<br>> https://www.noisebridge.net/mailman/listinfo/noisebridge-discuss<br> </div>
</div></body>
</html>