Electronics Forum | Sat Aug 14 07:01:44 EDT 1999 | Earl Moon
| Has anybody adopted the method of stencil printing with the board at a 45 degree angle to the squeegee blade? What are the benefits and drawbacks? I've heard you get better fine pitch results. | | TX | Mark | I know we all seek easy/better solut
Electronics Forum | Fri Aug 13 11:21:15 EDT 1999 | Earl Moon
| | Ladies and Gentlemen, | | | | As a newly appointed DFM/CE "guru" here, one of my responsibilities has become repair (of course). As I have some knowledge of BGA repair/rework using semi-automated equipment, it naturally follows I would hav treme
Electronics Forum | Sat Dec 01 09:09:24 EST 2001 | davef
Sounds like a perfect place to start. Sure we all have different perceptions of fun, don't we? Trial by fire, eh? ;-) A prediction: Your cost accountants are going to freak when they compare the production costs for this board to the more famili
Electronics Forum | Mon Jun 30 16:35:13 EDT 2003 | davef
Hi Steve We don�t double reflow this part. We wouldn�t consider it without a fixture or some other support. You know that sound, the almost involuntary sound that patrons in a restaurant make when a waiter drops a glass or a tray? It�s kind of an
Electronics Forum | Fri Nov 23 16:32:05 EST 2007 | davef
There a several things you can do to prevent the solder wicking down the hole with the current design, and that's where you should focus. Cost goes up as you go down the list, but in neither case do you need to respin the board, have solder starvatio
Electronics Forum | Wed Aug 04 08:40:37 EDT 2010 | keiths487
I used to wrench on those all the time! I really > should be more help to you but it was a few years > ago... A few more things to check - clean the > line sensors on the back of the machine. Check > to make sure you don't have a feeder that i
Electronics Forum | Thu Jan 24 08:16:32 EST 2013 | emeto
For automated equipment under 20k you have to buy used. DaveF mantioned these companies in another post. Here is his post "Used equipment resellers that support SMTnet are: * IBE SMT Equipment , 318 Corporate Woods Dr, Magnolia, TX 77354; (800) 353-6
Electronics Forum | Tue Oct 08 05:41:17 EDT 2019 | spoiltforchoice
I batch print boards, we're talking maybe 1/2 days worth at a time into a magazine. Its not a unique approach, especially if you don't run a fully inline process. However to do that you need a paste that has a decent tolerance of being treated that w
Electronics Forum | Thu Feb 10 22:55:50 EST 2000 | Dave F
Fred: I'm tryin' my darndest to be good, because, for whatever stupid reason, I feel that you're making an honest inquiry and not just floating something to find the biggest sucker. If only Earl was still here, he'd always bite on stuff like this.
Electronics Forum | Wed Aug 18 16:09:51 EDT 1999 | Earl Moon
| | OK folks, let's get real serious. | | | | Well, I shot off my big mouth yesterday during a scheduling meeting concerning DFM and rework. Again, what an irony, oxymoron, or that other thing. | | | | Anyway, I said it would take another 4 weeks t
