Electronics Forum: dave and f (Page 100 of 189)

Re: Leader Tape for SMT components/Source, but why?

Electronics Forum | Mon Jun 08 21:20:55 EDT 1998 | Dave F

| | | Is there someone who can tell me where I can buy rolls of leader tape for SMT component tapes. Is there a good way of bonding leader tapes, maybe a special instrument to do the job. Thanks for any help. | | Igmar: The following companies suppl

static electricity buildup

Electronics Forum | Tue Apr 23 01:39:29 EDT 2002 | ianchan

Hi, 1) Was reading the links provided by Dave F, under the thread "waste" which was about the ESD grounding of drums. 2) thanks to Dave F, now have "back-bone" refer sources to explain ESD terms to those who ask and seek to better understand this n

Re: Zero-Ion Ionic Tester

Electronics Forum | Wed Feb 02 16:36:22 EST 2000 | Mike Konrad

As the manufacturer of the Zero-Ion, I must correct one statement made by Dave F. According to the EMPF report sited in Dave�s response, �Static� based systems actually are more susceptible to carbon Dioxide adsorption than �Dynamic� based systems.

Re: Loading leadless parts(passives)by hand

Electronics Forum | Thu Mar 04 17:32:23 EST 1999 | SMTASSY

| Mario: Interesting analysis. What does "Hand placement versus wrong component should only ave. 20-30 ppm." mean? Is that a subset of errors? Thanks. Dave F | What I mean Dave is that if you have a good (well actualy a great set-up) with all t

Re: White layer appearance on PCB

Electronics Forum | Thu Jan 28 15:53:12 EST 1999 | Dave F

| | Hello Netters, | | | | I need some info, Earl or Dave, I have a PCB that exhibits a white layer on solder side. It does not appear to be surface residues (IPA has no effect), but looks like its under solder mask. My first guess is that the LPI

Re: Lost On An Island

Electronics Forum | Sun Sep 20 17:56:42 EDT 1998 | Wayne Bracy

| Say, you company wants you to set-up a new assembly line. You get: | 1 $2 million for any equipment that you want to purchase and no idiot bosses second guessing your choices | 2 New building with good parking and enviromental and ESD controls | 3

Re: Need to automatically dispense latex masking material

Electronics Forum | Fri Nov 13 10:25:11 EST 1998 | Doug Clement

| | | | I have a need to dispense a latex masking material using an automated dispensing system. We are presently looking at the I&J750. Does anyone have any experience with this piece of equipment, or have a better solution available? | | | | | |

Micro BGA pads, adhesion to laminate

Electronics Forum | Wed Jul 09 15:56:14 EDT 2003 | Matt Kehoe

Hi Dave, Hmmm, pix F2? Do you meran figure 2 or second picture? The second picture is the bare board before printing. Gold plated pads. Is that what you mean? mk

Re: Need to automatically dispense latex masking material

Electronics Forum | Thu Nov 12 11:16:55 EST 1998 | Dave F

| | | I have a need to dispense a latex masking material using an automated dispensing system. We are presently looking at the I&J750. Does anyone have any experience with this piece of equipment, or have a better solution available? | | | | | Dou

Re: Cleaning No-Clean

Electronics Forum | Fri Oct 16 13:11:49 EDT 1998 | Steve A

The Kyzen product was brought to my attention from a chemist at Kester solders when I asked him what could remove no clean residue from a PCB that had been built weeks earlier. We soaked it in the Kyzen for 8 minutes and ran the board through the aq


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