Electronics Forum | Wed May 20 20:16:29 EDT 1998 | D. Lange
| We notice that DI water seems to tarnish or discolor the metal packaging on crystals and DIN connectors. Our marketing types like the shiney metal surfaces. We don't want to hand solder these parts after washing. | Any suggestions? | Dave F Dave,
Electronics Forum | Mon Mar 01 09:11:29 EST 1999 | Brian C
| | | | I need some help to see if anyone knows of a vendor that makes a permanent marker that is in the Houston area that can write on a PCB the size of a grain of rice using white permanent ink...That's the amount of space we have to write our seri
Electronics Forum | Sat Oct 17 10:50:11 EDT 1998 | mike
| | | All Y'll | | | | | | How do you clean components that must be added to an assembled board after water wash? | | | | | | BACKGROUND | | | | | | Our basic process goes like this: | | | | | | 1 Print paste with OA flux, place, reflow, wash |
Electronics Forum | Fri Sep 18 11:26:37 EDT 1998 | Earl Moon
Talk To You Later | | | Ta Ta Ya La | | | Dave F | | | | I've even forgotten what I was going to say - but one thing I do remember is how valuable your ever present information is. | | This clean/no clean thing is getting more interesting every day.
Electronics Forum | Wed Jun 17 08:28:59 EDT 1998 | Dave F
| | Ben: Why not consider some of the training suggestions made by SMTNeter's to Marcos on the tread shown below? Dave F | | Looking for Training in SMT process - Marcos Silva 15:24:13 6/12/98 (7) | Dave- I did happen to look over those posts befor
Electronics Forum | Thu Jun 04 09:25:21 EDT 1998 | Chrys
| | | Hello: | | | BACKGROUD: SMT components soldered on the top-side of boards that also require wave soldering have the potential to reflow during wave soldering. Reflowing these components during wave soldering is not good. It can cause cold jo
Electronics Forum | Fri Oct 09 04:08:45 EDT 1998 | Thomas Blesinger
| | | | I am trying to find out, what possibilities I have, to print solder paste on a board, when the task is to have 120 Microns thickness for the biggest part of the board (85% of the real estate), and then have 250 Microns of thickness on the re
Electronics Forum | Mon Mar 08 09:23:13 EST 1999 | Clifford Peaslee
| A recent thread ... | | Pre-heat for Ceramic Capacitors - Igmar 10:21:55 03/04/1999 | | ... was addressing something that was discussed in an earlier thread. I searched 'til I was ARRRRRRHHHH! without finding the earlier thread. The weird part
Electronics Forum | Mon Nov 30 21:50:14 EST 1998 | Earl Moon
| All y'll: I could use your input on determining when to skim dross from a wave solder pot. | | On one hand, dross protects the surface of the solder from oxidation. On the other hand too much dross may affect solder joint quality. On another ha
Electronics Forum | Fri Apr 16 11:23:26 EDT 1999 | Scott McKee
| | Any recommendations for a reballer for BGA and mBGA? Low volume, low cost appreciated! | | | Dave: I don't believe that reballing BGAs that go into customer products is a good idea. Check with your BGA supplier to determine their recommended