Electronics Forum: assisting (Page 56 of 60)

SMT room environment

Electronics Forum | Tue Jan 10 16:01:20 EST 2017 | davef

A review document for J-STD-001F with Amendment 1 had the following wording, but you should check the actual document to be sure of correctness 4.2 Facilities Cleanliness and ambient environments in all work areas shall [D1D2D3] be maintained at le

Re: Help!

Electronics Forum | Tue Sep 28 06:33:43 EDT 1999 | Earl Moon

I'm trying to start a small SMT contract shop and I need assistance in selecting equipment. Quad seems to be the leader but if there is something else out there that can better suit me please let me know. My shop star

Re: Help!

Electronics Forum | Tue Sep 28 11:25:32 EDT 1999 | Scott Cook

I'm trying to start a small SMT contract shop and I need assistance in selecting equipment. Quad seems to be the leader but if there is something else out there that can better suit me please let me know. My s

Re: Programming with F4G

Electronics Forum | Wed Sep 08 23:36:12 EDT 1999 | Jason Tomlinson

Dear all, I don't know if I'm asking at the right place here, since you all seem to be more focused on process problems then programming problems (or perhaps programming isn't a problem for you). I'm using FUJI CP642's

Re: BGA collapse during reflow

Electronics Forum | Mon Jul 12 10:21:06 EDT 1999 | Earl Moon

I need some advice concerning reflow of a BGA-292. Since I am not ready to change my entire process to no-clean, I decided to place the lone BGA-292 on a proto run using our BGA re-work station. The pcb is a moderately dense, single-sided, 8-laye

Re: Reflow cooling rates

Electronics Forum | Wed May 12 10:29:25 EDT 1999 | Timothy O'Neill

Can anyone tell me what the recommended "typical" cooling rates are after reflow? Are the cooling rates considered as critical to control as the heating rates and why/why not? I do not think there is a "typical" post reflow cooling rate

Re: Vibration testing of BGA packages/assemblies

Electronics Forum | Tue Jan 05 10:17:25 EST 1999 | Earl Moon

Does anyone have any experience with vibration testing of BGA packages and assemblies? We are starting to design BGA's into some of our products and we have not found very much information on vibrational test results. Any information will be

Re: Intelliplace and Europlacer

Electronics Forum | Thu Dec 03 11:01:03 EST 1998 | Walter Cole

Hi Scott, I am a regional manager for Multitroniks and would be glad to assist you with additional information on the systems you are asking about. Both of these machines can be demonstrated for you any time at our factory in Warren, NJ. Below I'l

Re: Fresh solder generating more dross - C'mon, you guys!

Electronics Forum | Thu Sep 17 12:10:57 EDT 1998 | Steve Gregory

Hi Folks, Need to draw upon the vast expertise in this forum... Whenever you fill a new wave solder machine with fresh bar solder, it seems to produce more than the normal amount of dross for a few weeks. I always understood this to be t

Re: Fresh solder generating more dross - C'mon, you guys!

Electronics Forum | Fri Sep 18 09:58:27 EDT 1998 | Chrys

Hi Folks, Need to draw upon the vast expertise in this forum... Whenever you fill a new wave solder machine with fresh bar solder, it seems to produce more than the normal amount of dross for a few weeks. I always understood thi


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