Electronics Forum | Fri Jan 12 08:50:38 EST 2007 | jdumont
We use the dosimeter badges and also check every morning with the machine at full power using a handheld meter around the door openings and glass just to be safe. JD
Electronics Forum | Thu Feb 26 12:24:02 EST 2015 | emeto
The best test will be to X-ray BGA under 3-D X-ray. About the techniques used for BGA repair you can probably take closer look to some BGA repair stations, even though I have seen it done with hot air gun in the early days.
Electronics Forum | Mon Aug 08 08:18:52 EDT 2005 | davef
Rob We agree with Jason's point about swab lead indicators. You need to be careful interpreting the results. Lead must be in sufficient measurable quantities as found in Sn 63/37 or Sn 60/40 solders. Handheld units are: * Oxford (bought the X-Met
Electronics Forum | Thu Mar 27 22:00:27 EST 2003 | davef
Enrique It's true that higher energy guns do a better job measuring "light" materials. [Actually, if that was true by itself, you'd expect the fabricator's readings to be higher than yours. But, HEY!!!] Regardless, there's alot more to getting an
Electronics Forum | Tue Jul 09 15:20:19 EDT 2002 | pjc
When you look at the capabilities of Combo machines they tend to sacrifice performance when compared to separate X-ray and AOI machines, meaning they don't do either the X-ray or AOI operations as well as a machine that was designed to do only one. A
Electronics Forum | Wed Jan 30 14:11:15 EST 2008 | slthomas
We dodged it for a while but it was inevitable. Here's the question. What do I REALLY need, and does anyone even agree on it? OK, that's *two* questions. The first board we're likely to do has three parts that will need special consideration. One
Electronics Forum | Tue Aug 18 10:17:15 EDT 2009 | grantp
Hi, You don't need X-ray and all that crap. I would get an old MYDATA TP9 or something like that, and a manual stencil printer and a batch oven or a small inline oven. Should do the trick and be very low cost. Should be simple to use as well. Tha
Electronics Forum | Tue Apr 01 09:03:39 EST 2003 | kmorris
Hi: I'm looking for input from anyone who has experience assembling the MLP package on PCBs. We are experiencing solder opens after assembly, and I'm curious to see how others are processing these critters. The part we are using is a Semtech SH3000
Electronics Forum | Mon Mar 08 05:11:36 EST 1999 | Earl Moon
| | | And on it goes. Again, I can't thank you enough for your time. I will call you soon as others probably find this rhetoric a bit much. | | | | Earl Moon | | | Earl and Dean, | | No,no,no...please continue here. I've been gratefully rea
Electronics Forum | Fri Sep 10 11:45:09 EDT 1999 | Scott S. Snider
| scott. | I appreciate your sincere answer. | would tell me the hint about printer if i's possible | To tune our smt process we have to know what is the major X's | for defect. To know major X's with DOE we need a good measurement equipment.
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