Electronics Forum | Tue Aug 04 12:15:33 EDT 1998 | Steve Gregory
| | | | I am looking for some design guidelines (length, width, spacing) for solder thieves which are placed behind trailing pins of wave soldered SOICs. I'd appreciate it if some one could direct me to the appropropriate reference. | | Also, has an
Electronics Forum | Tue Jun 07 08:31:57 EDT 2011 | bootstrap
I am building a rugged digital video camera product that essentially is just a sandwitch of 3 parts: #1: front piece is machined aluminum with C-mount thread #2: middle piece is 1/16" printed circuit board #3: back piece is machined aluminum The
Electronics Forum | Wed Jun 14 08:08:56 EDT 2000 | Wolfgang Busko
Hi ji tae, we had a similar problem with QFPs 0,5 pitch processed by one subcontractor. The symptoms we noticed were: - the solderjointshape and wetting looked normal - the surface had a dull gray appearance - by pushing a lead sideways with a tweez
Electronics Forum | Thu Jul 20 16:28:55 EDT 2000 | Bob Willis
Most robust wave soldering machines will cope with lead free alloys. The temperatures in air that we have run has been between 260-265C. In my opinion the dross generation has not been significantly effected. I was doing a workshop for a well known
Electronics Forum | Wed Feb 12 13:45:15 EST 2003 | MA/NY DDave
Hi Good Luck, I worked a long time with THT components like you discuss and boards totally or partially populated. Dee Machines, Electroverts, Hollis and an other and never had the kind of problems you are listing stayed with us forever. I mean you
Electronics Forum | Mon Jul 14 16:26:58 EDT 2003 | slthomas
Yes, they do the cleaning, we did the (apparently first) inspection and caught the problems. They tried a shorter cleaning cycle, witnessed no defects, and attributed the defects on the boards we had to their cleaning process. Now they just plan on
Electronics Forum | Thu Nov 03 08:34:25 EST 2005 | Slaine
Hi We currently use a small amount of Alloy : 43Sn 43Pb 14Bi Flux: RMA-51AC, Metal : 88.5%. We use it for reworking a product and only consume about 100g per year, we are in the middle or ordering in some more paste but the MOQ is 500g. Is it possibl
Electronics Forum | Thu Feb 23 18:36:29 EST 2006 | Chris
Do you want some coating for aluminum? If so here you go. Nordic Ware Hwy 7 at 100 Minneapolis, MN 55416 Phone: 952-920-2888 - Fax: 952-924-8621 Toll Free: 1-800-328-4310 ext.642 These guys charge about $200.00 per lot. You can coat with Silve
Electronics Forum | Wed Jun 25 11:24:20 EDT 2008 | namruht
I do not have a lot of specs at the moment. I just wanted to get some opinions and some of you thinking. I will get some part specs and add to this post later. WE are running a pretty big PCB and ther are some connectors on the edge of the board. T
Electronics Forum | Mon Nov 02 04:02:26 EST 2009 | dannou
Pitbull, Yes. OS2 is the OS too, get it. Wouldn't you figure....right after we buy the VT9500, Orbotech comes out with a Windows XP Professional platform. A more "user friendly" operating system. I'm sure that most systems out there are superior i
