Electronics Forum | Tue Apr 20 03:42:41 EDT 1999 | Brian
Cunli Greatest news since sliced bread! Thank you. Brian | Dear Earl, Steve, Scott, Bob, Brian, and All, | | We want to thank you for starting or participating in the dialog and for your continued input, both technical and site related. | | Our
Electronics Forum | Mon Mar 15 01:09:45 EST 1999 | P.L. Sorenson - Technical Consultant
>>Date: Fri, 12 Mar 1999 12:09:57 +1000 >>>From: Paul Hardaker >>>Subject: [h-all] WARNING: Win32/Ska.A (Happy99) Worm >>>Sender: owner-h-all@ob1.uws.edu.au >>> >>>A relatively new, and quite serious "virus" (really a Worm or >>>Trojan Horse) called
Electronics Forum | Sat Jan 16 03:06:36 EST 1999 | Wirat S.
| | Our spec on voids is 30% ball diameter in the center. On the component to ball and pad to ball interface, we use 25%. To determine this spec, we asked around. I don't know of any studies that have been done to verify if this is OK | | | | Regard
Electronics Forum | Tue Dec 01 09:02:18 EST 1998 | Earl Moon
| | | Hi folks , | | | Lately we are seeing a lot of rawcards with black spots on the pads - most of them have Au finish(immersion gold) . We did a lot of inspecton after wave solder and found that only (fine pitch) QFP are affected the most. Our in
Electronics Forum | Fri Dec 04 20:26:34 EST 1998 | kallol Chakraborty
| | | | Hi folks , | | | | Lately we are seeing a lot of rawcards with black spots on the pads - most of them have Au finish(immersion gold) . We did a lot of inspecton after wave solder and found that only (fine pitch) QFP are affected the most. Ou
Electronics Forum | Fri Dec 04 20:37:45 EST 1998 | kallol chakraborty
| | | | | Hi folks , | | | | | Lately we are seeing a lot of rawcards with black spots on the pads - most of them have Au finish(immersion gold) . We did a lot of inspecton after wave solder and found that only (fine pitch) QFP are affected the most
Electronics Forum | Thu Sep 17 12:10:57 EDT 1998 | Steve Gregory
| | Hi Folks, | | Need to draw upon the vast expertise in this forum... | | Whenever you fill a new wave solder machine with fresh bar solder, it seems to produce more than the normal amount of dross for a few weeks. I always understood this to be t
Electronics Forum | Fri Sep 18 09:58:27 EDT 1998 | Chrys
| | | | Hi Folks, | | | Need to draw upon the vast expertise in this forum... | | | Whenever you fill a new wave solder machine with fresh bar solder, it seems to produce more than the normal amount of dross for a few weeks. I always understood thi
Electronics Forum | Tue Sep 01 17:18:25 EDT 1998 | Dave F
| | We�ve been thinking again and need your help in sorting through an issue related to deionized (DI) water cleaning of assembled boards. | | THE BACKGROUND: The water reclaiming systems goes: gross filter, fine filter, carbon bed, mixed resin bed
Electronics Forum | Fri Jul 24 13:04:55 EDT 1998 | Dave F
| Hey youse guyz... | We're finally getting our first real job at the start-up I'm working at. It's actually a pretty unique little board too. Simple as all get out, but unique. You're not gonna believe what this goes into...guess? (I bet ya' you'll
