Electronics Forum | Tue Jun 06 20:10:28 EDT 2000 | Dave F
You bet. It goes liquidous and tries to flow down hill flux or not. * And wudda wanna bet there�s still flux residues in those vias, anyhoo? Yes, you're right!! There might be excess flux residues in them via barrels....but why
Electronics Forum | Fri Jun 02 16:30:42 EDT 2000 | Michael Parker
I found a reference to Cost of Conversion earlier this year. Basically, the average cost to convert a single component from raw materials to assembled goods is $.08, just after pick and place. After placement and before reflow, repair (solder paste r
Electronics Forum | Wed May 31 00:43:59 EDT 2000 | Ashok Dhawan
Dear SMTnetters I am using EIA-625 : 1) I was just wondering whether I should be putting ESd Labels for each workstation ( Station #s) In addition to standard ESD protected workstations, I am using chair, mini-tables, carts, shelvings... for handl
Electronics Forum | Thu Jun 01 08:54:46 EDT 2000 | Chris May
Dear Ashok, My practice is that if you see it as a source of a potential problem, label and monitor/measure/test it. OK, so it may be a lot of work up-front, but what is the risk involved in not doing it ?? There is no grey area, do all or nothing
Electronics Forum | Thu Jun 01 08:54:50 EDT 2000 | Chris May
Dear Ashok, My practice is that if you see it as a source of a potential problem, label and monitor/measure/test it. OK, so it may be a lot of work up-front, but what is the risk involved in not doing it ?? There is no grey area, do all or nothing
Electronics Forum | Tue May 30 21:28:48 EDT 2000 | Dave F
A heads-up for yall ... 40 CFR 372 - Under Section 313 of the Emergency Planning & Coomunity Right-To-Know Act (EPCRA) of 1986, the US EPA is proposing a reduction in the reporting limits for lead and lead compounds from the current limits of 10,000
Electronics Forum | Tue May 30 09:52:21 EDT 2000 | Sal
Problems with dry joints on a 184 pin Berg connector with locating pins.Using a 0.005"screen, on a n-tek finished board and using Nitrogen. The problem is really intermittent.We tryed using a variety of placement forces using our siemens F5. The comp
Electronics Forum | Tue May 30 21:14:31 EDT 2000 | Dave F
Sal: JAX makes good points, but I�d like to think about this differently. It sounds like the poorly soldered connection is lifting the whole connector, so that termination floats on top of the solder, rather than submit to the wetting force and be
Electronics Forum | Tue May 30 20:48:58 EDT 2000 | Dave F
John: I�ve got questions for you � � Given that the spending pattern are significantly different for design and manufacture and these are unrelated departments in most companies, what�s the point? � What would be the purpose of such a "a sensitivity
Electronics Forum | Fri May 26 12:24:48 EDT 2000 | Steve Thomas
Greetings! I'm hoping that you can help me with a problem, possible due to my pea brain not being able to figure out how to work the site. When I do a search of the forums and get 250 hits, the only way I can see the last one is to go through the w
