Electronics Forum: hole (Page 181 of 318)

Re: IR /Convection Preheats

Electronics Forum | Mon Jan 11 15:20:29 EST 1999 | Chrys

| I have an Electrovert UPK 660c fitted with IR preheats top and bottom. We assemble a large range of multilayer backplanes and I was wondering if there are any advantages in changing to convection preheats.Has anybody got any views on the subject.

Re: Hollis Future One SMT PC controlled

Electronics Forum | Fri Dec 18 12:14:10 EST 1998 | Brian Steelglove

| | Does anyone out there have one we are currently looking at one from a used equipment dealer and would like to know how they work? Good or bad for SMT? | | Good or bad for high volume Thrue Hole? | | | | Thanks Again, | | Brian Steelglove | | A

Re: Press Fit vs. Through Hole Joint Quality

Electronics Forum | Wed Jul 15 15:35:21 EDT 1998 | Michael Fogel

Hello Mark, Here in ECI, because the nature of our products, are using the method of press fit connectors in big numbers and although we have SMT components (around 200 per board) as well as T/H components we still preferred to use press fit because

Re: Selective Soldering wih Drag Machine

Electronics Forum | Fri May 22 10:43:23 EDT 1998 | Mike Konrad

You're right Earl� Drag soldering is a dead issue as far as new technology is concerned. They do, however, work for most through-hole boards� but so do wave machines. There are only two manufacturers left that still produce drag soldering machine

Through-hole/SM mix

Electronics Forum | Mon Oct 15 13:13:17 EDT 2001 | MikeF

Adding to Dave's comments, suppliers of selective soldering machines include Air Vac and Wenesco. I've used both, to solder and de-solder larger thru hole parts, such as connectors and large IC's. They are best suited to lower volume applications, an

Through-hole/SM mix

Electronics Forum | Mon Oct 15 13:13:43 EDT 2001 | MikeF

Adding to Dave's comments, suppliers of selective soldering machines include Air Vac and Wenesco. I've used both, to solder and de-solder larger thru hole parts, such as connectors and large IC's. They are best suited to lower volume applications, an

Through-hole Connector Wave Solder Questions

Electronics Forum | Wed Feb 20 13:23:33 EST 2002 | dgeorge

I have some interesting problems on my hands that some of you may know the answers to. I am currently wave soldering a through hole connector to a rigidized flexible circuit. This is a compliant pin connector that is supposed to be pressed into a h

Sudden paste release problem

Electronics Forum | Wed Feb 09 21:41:49 EST 2005 | Grant

Hi, We have been running the same stencils for about a year, 5 thou thick, 1-mm pitch BGA's and every-things been ok, but then suddenly over the last week, 2 different products have had paste release issues with the BGA. It's odd because nothings c

Lead-Free SMD repair

Electronics Forum | Tue May 24 21:48:23 EDT 2005 | steve

You can continue repair and rework with tin/lead solder until 7/06. However!!! Any product still on the shelves overseas after 7/06 will be returned to the USA. Thought? Maybe start repairing with SAC305 now? Also SAC is Tin, Silver and Copper. No Ni

REFLOW PROFILE NEED HELP

Electronics Forum | Wed Aug 24 08:43:45 EDT 2005 | PWH

What kind of problems/defects/process indicators are you having? It is likely that you will have to bite the bullet and get a thermal profiling mole to prove that your selected profiles are subjecting parts to the correct tempertures per part specs.


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