Electronics Forum | Wed Oct 27 07:38:08 EDT 1999 | Mario
Hi Jerry, I have a solution for you which I have done myself and shown to others which should cost you less than 100$ if you already have a microscope.This is still an operator job and an automated operation. You need two mirror squares (about 4inc
Electronics Forum | Wed Oct 27 16:55:38 EDT 1999 | Joe Herz
Jerry, In our house we generally run a glue bottom last but people do it both ways. Our logic revolves around protecting components from being knocked off the board during handling and processing prior to wave solder (this is most important with sm
Electronics Forum | Thu Oct 14 18:02:31 EDT 1999 | JohnW
Bryan, 0402's tombstonning isn't that uncommon and usually the 1st reaction is alway's the pad size aint right. If you've followed the IPC guidline's normally you should be fine but I'd double check the component supplier's spec's as well. brian's p
Electronics Forum | Tue Oct 12 04:33:15 EDT 1999 | Brian
| | | We have three buckets filled with leftover solder paste from our screen printing process. Kester has informed me that they no longer take paste, but only dross and pot dumpings. Does anyone know if there's someplace I can recycle this, or am
Electronics Forum | Fri Oct 08 16:36:28 EDT 1999 | Glenn Robertson
| We've recently encountered this problem where one of our .050" pitch BGA's were reflowing at the wave thus causing shorts... The board was profiled with probes stuck to a QFP solder joint, an 0603, and one of the BGA joints. There was an almost 7
Electronics Forum | Wed Oct 06 15:29:24 EDT 1999 | Tony
| Our first article inspection after machine placement can take several hours depending on the complexity of the board. The operator visually checks the board against the drawing and bill of material. I'd be interested to hear if there are any other
Electronics Forum | Thu Oct 07 13:47:19 EDT 1999 | Doug Philbrick
| Our first article inspection after machine placement can take several hours depending on the complexity of the board. The operator visually checks the board against the drawing and bill of material. I'd be interested to hear if there are any other
Electronics Forum | Tue Oct 05 18:37:19 EDT 1999 | Morris
| I hope that someone can help me with my problem! I am experiencing a lot of glued on parts falling off in the wave solder machine. A little information about my process: 1)We use Loctite 3609 glue that is used up long before its shelf life 2)Our
Electronics Forum | Wed Oct 06 08:55:23 EDT 1999 | Brian Conner
| | I hope that someone can help me with my problem! I am experiencing a lot of glued on parts falling off in the wave solder machine. A little information about my process: 1)We use Loctite 3609 glue that is used up long before its shelf life 2)Ou
Electronics Forum | Tue Oct 05 02:31:06 EDT 1999 | Eric
| | Hi everyone, I need some help on the whole process of double sided surface mount. We have been doing surface mount for about 3 months and we're getting ready to take on our first doule sided board. I just need some step by step process regarding
