Electronics Forum | Thu Jul 15 22:40:43 EDT 1999 | Dave F
| I need a good chemical to remove the lacquer finish off of magnet wire. I know there are different kinds but I need one that really works. Any suggestions would be great. thanks in advance guys. | Jeff: Scott's correct. Buy a mechical stripper f
Electronics Forum | Tue Aug 14 21:42:13 EDT 2001 | davef
2% silver will be a little shinier. [Some inspectors hate that.] After that differences get murkier. Some people believe that 2% silver does something er other to scavange gold and silver to produce a less brittle connection. We have never seen ev
Electronics Forum | Tue Nov 13 20:03:25 EST 2001 | davef
It is better than the divider try thing, especially if the divider try thing is not ESD protected. The repair person must req these parts or we end-up short on the build!!! Pissa!!! Howbout this? * Some repair companies sell kits / packets of re
Electronics Forum | Thu Jan 03 22:39:37 EST 2002 | davef
For us, it depends on product volume: * Low volume: Tailor's scissors sharpened for the job. * Mid volume: Custom die used in a press. * High volume: We don't do this, but we'd have buy a singulation machine, er something like that. [Search the SMTne
Electronics Forum | Fri Apr 05 01:52:34 EST 2002 | djarvis
Huh, what, geez. Wazza time Jimbo? Call me a cab. Why is this gentleman retroflecting? Why would anyone make an articulatory gesture by turning the tip of the tongue back against the roof of the mouth? I don't know what this is a bout, but I can a
Electronics Forum | Tue Jun 11 12:08:43 EDT 2002 | davef
It's like Mom used to say, "Just because you CAN hit something hard with the thing that you use to think, that doesn't mean you SHOULD do it." [Er, words to that effect.] If your engineers feel a need to develop 0402 process, maybe they should cons
Electronics Forum | Tue Oct 14 09:13:14 EDT 2003 | davef
To us, time above liquidous plus 20*C is more important than the 60 sec [er what ever] above 183*C [which we think is meaningless] that the fine solder paste supplier suggest. Based on what you've told us and lacking any failure analysis, we'd gue
Electronics Forum | Wed Nov 19 16:28:22 EST 2003 | davef
A nearby company specifies 'no wave soldering of second side SMT components' [er, words to that effect] to their CM. Among the the previous threads on SMTnet are: http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=16944 http://www.smtnet.c
Electronics Forum | Tue Nov 18 21:00:02 EST 2003 | davef
There may have been something like that in the past, but now-a-days the IPC says stuff like, "make sure the temperature that you use to not adversely affect the performance of the components." [er words to that effect] Probably, the "260*C / 10 seco
Electronics Forum | Mon Feb 02 16:47:33 EST 2004 | davef
If you have potting compound on your solderable surfaces, you can develop reflow recipes until they are picking cotton on Antarctica and they will not take solder. You should: * Tell your buyer [customer] not to purchase parts with unsolderable lead
