Electronics Forum | Mon Dec 12 13:11:16 EST 2005 | bobpan
Sounds like too much adhesive on the tape or static electricity. Try grounding the feeder if you think its not adhesive/tape related.
Electronics Forum | Wed Dec 14 21:19:36 EST 2005 | davef
Heavens to Murgatroyd, we agree with Russ that "black pad" could be the cause of your solderability problem, but oxidized nickel is an additional explanation. While its often easy for assembler to jump this conclusion, it sounds like you've been bla
Electronics Forum | Thu Dec 15 09:05:44 EST 2005 | russ
These random shorts, are they most prevailent on the edges, corners, or truly all over the place. It almost sounds like package warp/delamination or something of that nature. Are you baking parts per MSL requirements?
Electronics Forum | Fri Dec 16 11:07:13 EST 2005 | Arnatt Thomovophoung Klinsong
we use smock im our factory to pervent static charge from employee clothing, customer from oversea like to see this.
Electronics Forum | Fri Dec 16 15:14:37 EST 2005 | chunks
Good article from Top Line. That does bring up a good point: how do you test that your smocks are working? Anyone? Almost as bad a a fat guy wearing a bunny suit - just looks like a dirty snowball!
Electronics Forum | Mon Dec 19 07:49:33 EST 2005 | davef
=330*C is good advice. Search the fine SMTnet Archives for earlier discussions on Td, like http://www.smtnet.com/forums/Index.cfm?CFApp=1&Message_ID=32430
Electronics Forum | Wed Dec 21 22:31:17 EST 2005 | davef
If we received heatsinks with blisters on the contact surface, like you describe, we'd reject them. We want that surface to be perfectly flat. Google "heatsink flatness" for more. For instance: http://www.heatsink-guide.com/content.php?content=hea
Electronics Forum | Fri Dec 23 08:42:38 EST 2005 | bobpan
Just would like to wish all the smtnetters a very Merry Christmas and if anyone is offended by that statement....then you have a merry christmas too. haha
Electronics Forum | Wed Jan 04 02:54:25 EST 2006 | Slaine
Hi, Id like to see the photos if possible, you can tell a lot from cross sections and the shape of the crack if you have any. timlivesey@netscape.net
Electronics Forum | Wed Jun 06 02:54:17 EDT 2007 | angie
Good day! I would like to ask if you have any available of xray machines? What brands do you have? I'm waiting for your reply. Thanik you.
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