Electronics Forum | Wed Jun 27 11:59:55 EDT 2007 | samir
*Preheat zone *Maximum slope is a time/temperature relationship that measures how fast the temperature on the printed circuit board changes. The ramp�up rate is usually somewhere between 1.0 �C and 3.0 �C per second, often falling between 2.0 �C and
Electronics Forum | Thu May 07 19:29:40 EDT 2009 | kareal
Hi Davef, Do you means it is natural for tin diffusion to copper trace during SMT process? but I could not detect tin in UHAST T=0 unit, and the tin diffusion was found only in copper trace of C4 cage. Two question: 1) Could you tell me which pr
Electronics Forum | Thu Aug 01 21:21:56 EDT 2019 | davef
Look here: * Bueler: https://www.buehler.com/TechnicalArticles/Smarter-Sample-Prep-for-Electronics-Industry.pdf * Struers: https://www.struers.com/en/Knowledge/Grinding-and-polishing#grinding-polishing-how-to * ASM International: https://www.asmi
Electronics Forum | Fri Oct 01 23:43:28 EDT 1999 | Jeff Ferry
| | Can someone help me find info on gold repair? I know it can be done, but I need to know how expensive it is, etc. | | | Paul: The following seel gold finger repair kits, in-case you haven't had your dose of heavy metals: | | Hunter Products 79
Electronics Forum | Wed Mar 31 13:15:43 EST 1999 | John Doe
| | It's unfortunate that there are corporations that exist that would actually hire and employ people of your specimen. You, obviously by your screen name, GSM GURU!, are a complete idiot. I'd like to see you and your idiot brother C4 GSM GURU ter
Electronics Forum | Wed Sep 20 06:01:20 EDT 2006 | bobpan
Sounds to me like your nozzle isnt seating on the z-rod bellows. Pick a nozzle up by do a 'runstep nozzle'.....then do a function 30 ( i hope thats the function because its been YEARS since i worked on a c'series). It should give you a nozzle height
Electronics Forum | Wed Sep 20 15:25:15 EDT 2006 | lheiss
Hey All, Thanks for all of your help to date. While running the nozzle height test I noticed that the Z-rod is bent. Probably happened after setting the "X closed loop soft home" back to 50 from 384 which was probably why the nozzle slammed into t
Electronics Forum | Mon Oct 06 11:13:32 EDT 2003 | marmotzj
Dear All, I'm encountering a problem on mounting Intel E7501 and P64H2 FC-BGA chips. After the SMT process, these two BGAs were defected. Both had power-to-ground short circuits on the die package itself, and also the die resin had cracking tracks
Electronics Forum | Thu Mar 25 21:46:29 EST 1999 | C4 GSM GURU
| | Hey, all you Pro's out there I am looking for someone that has worked with the Universal FlexJet. We have been Beta testing one for a couple of months now and are having problems with interfacing optimization software with it. I would
Electronics Forum | Mon Mar 29 23:24:04 EST 1999 | SMT CONSULTANT
It's unfortunate that there are corporations that exist that would actually hire and employ people of your specimen. You, obviously by your screen name, GSM GURU!, are a complete idiot. I'd like to see you and your idiot brother C4 GSM GURU terminat