Electronics Forum | Fri Dec 06 12:24:03 EST 2002 | Mike Konrad
Military and most commercial standards requires post-soldered boards to measure less than 10 �g/in of NaCl (14 when using an Omegameter, 20 on a Ionagraph, and 37 on a Zero-Ion). As Dave stated, 6.5 �g/in of NaCl is called out in Mil-P-55110 for ba
Electronics Forum | Fri Aug 18 05:05:11 EDT 2000 | Wolfgang Busko
Not that I have any experience with the proflow system but here are some words from a well respected former contributor on this forum who asked me to pass this one along. "About DEK's Pro Flo system: Advantages considerably outway disadvantages. Sp
Electronics Forum | Fri Apr 14 11:00:38 EDT 2000 | Dave F
Mario: Your ask a very broad question and give no background information. Generally, the amount and type of residues present on a printed circuit board at the very beginning of a SMT line depends on the exposure of the board up to that point. For
Electronics Forum | Thu Mar 19 11:48:56 EST 1998 | Earl Moon
| | | Is there anyone out there required by their customer to clean the finget tab contacts even after using noclean paste? We have been asked to clean even though we don't have any flux residue on the contacts. Any ideas? | | | Mike | | | | Yes a
Electronics Forum | Mon Oct 22 17:37:51 EDT 2001 | davef
I�m aware of no such standard. There may be something in Euroland [ie, IEC, etc.] TM-650 �Test Methods Manual� has procedures for measuring various types of contamination, such as: * 2.2.25 �Detection Of Ionizable Surface Contaminants� * 2.2.27 �Cl
Electronics Forum | Thu Apr 14 13:10:49 EDT 2005 | Shean Dalton
Hi John, A primary consideration is the type of flux you are using. If it's water soluble (organic acid) then cleaning is highly recommended. Any other flux that fails the copper mirror test, we'd strongly recommend cleaning. Passing the copper m
Electronics Forum | Tue Feb 12 19:11:37 EST 2008 | larryd
Determine what the likly product will be. Then match the capablity of the equipment to the market segment. Functional test is product specific. Several sticking points. Customers like to see an operating factory before placing orders. Big capital
Electronics Forum | Mon Apr 10 22:32:14 EDT 2000 | Dave F
Mark: If you're looking for a baseline document for judging the acceptability of: * Mechanical assembly * Component installation * Soldering * Cleanliness * Marking * Coating * Laminate condition * Discrete wiring * Surface mounting of components .
Electronics Forum | Wed Nov 17 11:20:23 EST 1999 | Dave F
Hey Gyver: If you don�t mind (which you don�t have any choice about, because I�m going to do it anyhow, cause it�s MY word processor), I�m going to respond genericly, but still be directed to your question. Much of the following is paraphrased from
Electronics Forum | Sun May 09 16:25:00 EDT 2004 | gabriele
Military and most commercial standards requires > post-soldered boards to measure less than 10 > �g/in of NaCl (14 when using an Omegameter, 20 > on a Ionagraph, and 37 on a Zero-Ion). > > As Dave > stated, 6.5 �g/in of NaCl is called out in >
