Electronics Forum | Sun Aug 15 05:45:15 EDT 1999 | Brian
Boca, Dave Sorry, but I cannot let this go. I'll go along with you that, at the time that the Montreal Protocol was initially signed (September 1987), there was no scientific proof that CFCs etc. were causing ozone depletion. There was, however, ve
Electronics Forum | Wed Aug 11 09:51:11 EDT 1999 | Brian
| | | Easy goods-in polymerisation check: clean, white, cotton cloth: wrap it round a suitably gloved finger and pour a few drops of methylene chloride (! toxic) onto the end of the finger and rub it onto the bare board for a minute or so. If it come
Electronics Forum | Thu Aug 12 05:33:23 EDT 1999 | Brian
| | (snip) | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a little later on
Electronics Forum | Thu Aug 12 22:23:23 EDT 1999 | Dave F
| | | | (snip) | | | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a little
Electronics Forum | Fri Aug 13 10:39:25 EDT 1999 | Boca
| | | | | | (snip) | | | | | | | | You're quite right. However, anyone who uses MeCl in an aerosol spray needs his head examining. I'll go further: if he continues, he will most CERTAINLY need his head, the rest of his CNS and his liver examining a
Electronics Forum | Wed Apr 06 07:28:54 EDT 2005 | liv2xplr
Besides the solder mask suppliers, I would contact some makers of exposure and alignment equipment. Try OLEC (www.olec.com) - they make different types of expsoure equipment. Another good source is a company called All-4-PCB (they rep a number of P
Electronics Forum | Mon Apr 04 22:40:07 EDT 2005 | davef
We'd contact suppliers of LPISM. Top LPISM available in the United States are: * Coates ImageCure XV501T & XV501TSM * Coates ImageFlex (Flexible Solder Mask) SV 601T * Enthone DSR 3241 and DSR 3241 GM * Rogers RFlex 8080 LP1 & RFlex 8080 LP3 (Flexib
Electronics Forum | Mon Apr 18 14:58:36 EDT 2005 | halal
I have checked the links that you and Will gave to me. I have new info about my task: The task is to summarize the mask aligning methods. The first method: The factory already has an UV machine for the exposure, so they search some positions with a
Electronics Forum | Thu Apr 07 16:31:36 EDT 2005 | halal
Thanks for your answers! I will see them, and I'll write soon what I found helpful.
Electronics Forum | Mon Apr 04 18:19:58 EDT 2005 | halal
Hi! I'm new to here, so let me introduce myself. My name is Szathmari Gabor, and I'm an electrical engineer student in Hungary. There is a task in the university that I have to do, so I ask your help, dear smtnet forumers :) The task is: a factory e
.gif)
.gif)
