Electronics Forum: out (Page 1076 of 1200)

PCB Cleaning

Electronics Forum | Tue Jul 13 01:00:03 EDT 2004 | Shean Dalton

Cleaning RMA fluxes simply requires selecting a washing chemistry (either Solvent, Semi-aqueous or Aqueous) and an appropriate cleaning sytem. Your lot size would be easily handled with a batch system. visit http://www.aat-corp.com/Technical/Def

Wavesolder PCBs encounter pinholes

Electronics Forum | Wed Jul 21 13:18:19 EDT 2004 | patrickbruneel

Thomas, The first thing I would suggest you to do is identify the type of problem your dealing with �pinhole� or �blowhole� before you can take the appropriate action to correct the problem. A pinhole is a void or cavity caused by non-wettable part

Skewing of parts

Electronics Forum | Tue Jul 20 12:49:38 EDT 2004 | mmjm_1099

We are having a problem with our Heller 1800W oven with certian parts skewing. It seems that some inductors and taller Can caps are shifting around in the oven. It seems it will solder fine and than all of a sudden just be off to one side or the othe

repairs on a through hole 4 layer board

Electronics Forum | Thu Jul 22 04:28:05 EDT 2004 | ouch

Hi, I'm new here, but I have a problem that I don't see discussed. I am trying to repair a Zilog Z80 Encore Board. these boards use 4 layers. you can see the board here on page 11: http://www.zilog.com/docs/z8encore/devtools/um0151.pdf I have bough

Vapor phase versus forced convection

Electronics Forum | Wed Aug 18 00:53:16 EDT 2004 | Grant

Hi, I think you cannot go wrong with Convection. If you want to experiment with VP, just get some of the fluid and put it into a pasta cooker on a standard domestic hot plate. Have a basin full of cold water so after reflow you can lift the cooker a

MPM Cognex

Electronics Forum | Thu Aug 26 00:27:45 EDT 2004 | valuems

There is so much confusion about this cognex not reconized statement, and it's time to step in. The box on the out side is a cognex 2000 system. The reason for the cognex not reconized statement is very simple. MPM wrote the 4.1y software looking

SMT tact time

Electronics Forum | Wed Aug 25 19:35:48 EDT 2004 | russ

This is highly dependent upon your board, vision inspection, part rotation, part type, layout, number of P/Ns per (1 pers or 100 pers) feeder layout, optimization, nozzle changes, etc... all have significant impact on placement speed. I find if you

SMT tact time

Electronics Forum | Thu Sep 09 04:00:22 EDT 2004 | rlackey

Hi Peter, You certainly have a selection of kit. We use 2 CP6's & 2 GSMs per line, and that balances pretty well (sometimes one of the fuji's is idle though - but we can live with that). When we had S20's we found 2 of them roughly kept up with a

Lead Free ...

Electronics Forum | Tue Aug 31 22:03:30 EDT 2004 | KEN

If you have control over your design (as in an OEM) ENTEK can be a managable alternative. IF your like me (a CM), you get one of everything ever imagined. There has been much ado with ENTEK. Not every product is apropriate. For instance I have cu

Lead Free ...

Electronics Forum | Thu Sep 02 14:02:49 EDT 2004 | russ

Frank, We are currently running lead free for approximately 1 yr. now but no where near the volumes you have mentioned. We are about 5k units per month. I personally am in agreement with you as far as OSP. I also do not like white tin finish since


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