Electronics Forum: measuring (Page 246 of 265)

Re: 1 mil = ?? inches

Electronics Forum | Fri Sep 17 08:52:01 EDT 1999 | Earl Moon

| | | | I am not familiar with the "mil" metric. How many inches is in 1 mil? | | | | | | | | ...or 10 mil? | | | | | | | | | | | each mil = .001" | | | | | | Earl Moon | | | | | At risk of informing someones grandmother on the art of removing

Re: EOS Issue...

Electronics Forum | Thu Sep 09 09:33:22 EDT 1999 | Dave F

| Hello everyone, | Anybody know how to prevent EOS problem? | Recently, we sent some defective IC components to original suppliers for further analysis, but the result is those parts were all damaged by EOS! | Please somebody help us to prevent thi

Re: EOS Issue...

Electronics Forum | Thu Sep 09 09:46:48 EDT 1999 | John Thorup

| | Hello everyone, | | Anybody know how to prevent EOS problem? | | Recently, we sent some defective IC components to original suppliers for further analysis, but the result is those parts were all damaged by EOS! | | Please somebody help us to pre

Re: EOS Issue...

Electronics Forum | Fri Sep 10 13:44:29 EDT 1999 | Gyver

| | | Hello everyone, | | | Anybody know how to prevent EOS problem? | | | Recently, we sent some defective IC components to original suppliers for further analysis, but the result is those parts were all damaged by EOS! | | | Please somebody help u

Air-Vac stuff

Electronics Forum | Tue Aug 17 09:59:50 EDT 1999 | Earl Moon

I'm trying a second time to post this very important message, to me, concerning Air-Vac's following creation. Does any own and use this stuff successfully to remove solder from 20 layer and up MLB's with .020" diameter holes? Also, is any of the adve

Re: De-wetting

Electronics Forum | Thu Aug 19 19:04:55 EDT 1999 | Brian Wycoff

| | Can anyone help on the subject of de-wetting during the spray coating process. We use PC29M Parts A+B spray coating material, Humiseal tapes and masking dots, Marigold supertouch V70N gloves and Concoat CM533 liquid masking material. We also use

Re: X-Ray for CSP devices

Electronics Forum | Tue Jul 20 09:59:22 EDT 1999 | Vikram Butani

Hi Steve, What Earl says is true. You need a stand alone failure analysis/process verification system before you go inline. No matter what brand you choose, it is important to compare a few features, across the board: - X-ray source kV, mA, and f

Re: ESD Floor Tile

Electronics Forum | Tue Jul 13 07:57:27 EDT 1999 | Mark Quealy

| | | | I am looking for suppliers of ESD floor coverings. I currently have ESD carpet and I would like to replace them with ESD Tile. Help Me | | | | | | | | MD Cox | | | | | | | | Try a search in the archives. A while back someone asked for

Re: Wave Solder Profiling Basics

Electronics Forum | Fri Jun 25 12:01:49 EDT 1999 | Earl Moon

| | Dear John/Earl | | | | Thanks for your clarifications. To me also the problem does not seem to be linked with the PCB. The Pre heater temp. is set at | | 450 degree C. We are using Alpha Aq. cleanable flux. Can you elaborate on the Desired

Re: Posted wave solder paper to library and my 2 cents on intermetallics

Electronics Forum | Mon Jun 21 12:57:10 EDT 1999 | Earl Moon

| | I dug through my big box of office crap and found the disk with my technical papers. I posted the one on process control in the SMTNet library. It covers a lot of ground on what causes defects in the wave (too much or too little of something),


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