Electronics Forum | Wed Jul 15 10:25:26 EDT 2015 | shahrat
Hi brothers, Can anyone give me some clear ideas that which surface finishing is the best for PCBs used for LED TV motherboard production? Some says that OSP is good but it is not good for double sided board. So I am a bit confused in between HASL,O
Electronics Forum | Thu Jul 16 10:40:12 EDT 2015 | migliore
Hi, Question 1: can anyone explain me what the VIA ASPECT RATIO is? Question 2: Let's say that a PCB manufacturer specifies a VIA ASPECT RATIO of 8:1. Can I have vias of drill diameter of 0.1 mm on a 2L board 1.6 thick? thanks, Enrico Migliore
Electronics Forum | Wed Aug 12 11:01:37 EDT 2015 | bnorton
Machine->Config and set all their addresses to 0. We have swapped the EPC5, the VGA Video, the Force board, and most recently the Lantern 630VME. Watching the Force board COMM2 with Logicomm, at the end of all the ldx file processing it changes to c
Electronics Forum | Tue Aug 04 23:50:20 EDT 2015 | johnwnz
Hi folks, I was wondering what the combined wisdom was on the humidity effect on the MSD control required by the Jedec std. The std works on a relative humidity of 65%, if my RH is only say 30% because of factory environments how do I easily factor
Electronics Forum | Sat Aug 22 16:16:13 EDT 2015 | davef
Comments are: * Read “Challenges for Step Stencil Printing” [Carmina Lantzsch, Georg Kleemann, LaserJob GmbH] http://www.smtnet.com/library/index.cfm?fuseaction=view_article&article_id=2096 * I want to say that IPC7525B [Oct 2011] improved the dis
Electronics Forum | Thu Dec 20 07:56:38 EST 2018 | jchris
Betty, was James Barnhart your instructor there? Do you work for BEST too? FULL DISCLOSURE: James Barnhart WORKS AT BEST, as a soldering instructor. Pretty self-serving and unethical of James to say that he recommends BEST when he actually works ther
Electronics Forum | Fri Dec 04 23:15:45 EST 2015 | mac5
You say that there is no green solder mask around the lands of the BGA only silk screen. If that is the case I would be concerned about the solderabilty of the component if the silk screen gets onto the pads. The application of solder mask is much mo
Electronics Forum | Thu Jan 21 15:36:37 EST 2016 | brantco
I have the Error message E00900 i have checked the troubleshoot and it says to check SP1 XP6 and Y1 i have checked SP1 its ok, Relay XP6 seems ok Y1 i dont know where it is located here is the error "Air Pressure Fault" any help would be greatly
Electronics Forum | Tue Apr 26 03:26:21 EDT 2016 | spoiltforchoice
Hah I meant to say that too, depending on the exact requirements you may even be able to do this with something cheaper than A MY600/Scorpion. Plenty of printers these days can dispense paste as can pick and place machines and small dedicated units.
Electronics Forum | Sun Jul 02 22:22:18 EDT 2017 | bentepcb
To promote your products or services by slanders others is not good. Of course, some Chinese products undermine market reputation due to poor quality, but needless to say, most of Chinese products are cheap and fine, I believe that no matter which co
