Electronics Forum: having (Page 2006 of 3474)

Is Anyone?

Electronics Forum | Fri Jul 12 10:54:16 EDT 2002 | cnoonan

My question is: Where are all the jobs... I have been working in this industry for 11 years, got laid-off a few months ago and it seems all the companies are too scared to hire additional staff, or they moved down south or overseas. Where are all t

SMT COMPONENTS

Electronics Forum | Mon Jul 15 15:09:52 EDT 2002 | larryk

I have found that it all depends on your leadtime. I've found that tube and tray are easier to get then taper nad reel. I figure it has to do more with the vender. It's much easier to sell small quantites (ie tubes) then to try and sell a huge reel o

Recovery of Expired Solder Paste !!! + Squeegee Lifetime

Electronics Forum | Tue Jul 16 21:35:48 EDT 2002 | davef

Reworking used paste. We do not rework or reuse used paste, because we have no experience reformulating paste or controlling the process. Squeegee life. We do not use squeegees with damaged blades. After that, if we can fixture them and get good

OSP degradation

Electronics Forum | Wed Jul 17 11:52:54 EDT 2002 | tmarc

Hello all, I have a question about OSP. The solder mask over traces leading to SMT pads, in some instances, does not cover all the way to the pad. Of course the stencil apertures do not include traces. After the SMT and reflow process, there is visib

Yield levels

Electronics Forum | Thu Jul 18 08:54:49 EDT 2002 | Mark S.

How do you capture the workmanship details on a "per joint" basis? I have recently implimented first pass yield in SMT but it is based on the whole part and not the number of joints. And yield is calculated by PCB failure rate..a PCB with a solder b

Yield levels

Electronics Forum | Thu Jul 18 13:55:29 EDT 2002 | slthomas

Greg, So you mean that on a Class II board with 6000 connections (in our case, the board has about 1800 parts) you would average somewhere in the neighborhood of 540 connections touched up? My gawd, man, what are you building? We'd have to hire ab

Cleaning of Entek Boards

Electronics Forum | Thu Jul 18 21:56:40 EDT 2002 | computer

Hi Dave, I read the same article as you. But that method leaves solder balls in via holes or traces of it remains on the boards. I am using ultrasonic with solvent for cleaning misprint boards. Apprarently, they have adverse affect to the en

Key Production Indicators

Electronics Forum | Thu Jul 18 09:31:11 EDT 2002 | Mark S.

As part of our Efficiency Improvement Plan I have been tasked at determining the Key Production Indicators from available production data. So I thought I would ask others what they thought were 1) the top production indicators for their facilites 2)

Fuji CP Feeder Maintenance

Electronics Forum | Tue Jul 23 05:41:13 EDT 2002 | kumarraju

first you need to have bar code stickers put on to your feeders.You need a tracking software to track your feeders using the bar code.you need to do periodic maintenance on your feeders and very important is calibrations.it is best to set up a feeder

Copper Passivate ?

Electronics Forum | Mon Jul 22 11:51:28 EDT 2002 | philclegg

Has anyone had experience using Copper Passivate coated PWB's, our supplier calls them "flux coated" but as it's an Organic finish is it handled the same as Entek and where can I get details about it?. I have used Entek CU56 & Entek Plus coated PWB's


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