Electronics Forum | Thu Mar 15 17:33:20 EDT 2007 | Darby
As you are new to this - start with lots of hair and slowly reduce. Start with one good person. Spend the money on someone who knows the process, can set it all up, (including air, power, alignment, calibration, programming, troubleshooting, stenc
Electronics Forum | Tue Jan 16 20:34:17 EST 2007 | davef
DAVE�S BOOKSHELF ASSEMBLER�S ESSENTIALS Title: Soldering in ElectronicsAuthor: RJ Klein WassinkPublisher: Electrochemical PublicationsISBN: 090115024XPublication date: December 1989 I know, I know. The book was written in 1989!!!! I use this b
Electronics Forum | Tue Feb 05 09:01:59 EST 2013 | emeto
Hi, you will train him exactly as much as you want him to know. Do you have somebody who makes all the programs and tunes the machines for each product? If so let him just load feeders and push the green button. I have worked on different places and
Electronics Forum | Mon Nov 29 15:09:24 EST 2021 | saberbouras
Hi, I have experienced the same troubleshoots for our machines and computers, accroding to the expert who did the harmonics study our problem is created by the intense use of UPS, lights yes lights. The resultant high frequency variation in sinewave
Electronics Forum | Thu May 18 15:42:17 EDT 2006 | slthomas
In this case we're not the customer of the fabs, OUR customer is. So, our customer provided us with damaged material. However, we can't prove that the damage is the cause of the failure because no one has the expertise to troubleshoot the board adequ
Electronics Forum | Thu May 18 15:13:46 EDT 2006 | slthomas
Should have mentioned that since we don't really know for sure what's causing the failure (we just know that it fails, and that there is unrepairable (by us) damage to the board that was provided by the customer), and can't troubleshoot further, we c
Electronics Forum | Thu May 18 12:37:47 EDT 2006 | slthomas
I can't believe this is the first time this has happened, but anyway..... We have a turnkey job (customer provided only the bare boards) that included testing with their system. One board failed, and we found damage (a short deep gouge) that seems t
Electronics Forum | Thu Dec 18 17:10:01 EST 1997 | Tom Volker
I am designing an SMT pad for a ss metal switch. Finished copper thickness is .0014 and nickle-plating originally is 150 millionths. Initial testing yields 100,000 to 150,000 switches before intermitent failures (copper is reached.) I want 500,000
Electronics Forum | Wed Jun 02 11:29:39 EDT 1999 | John O'Brien
| | I am currently sourcing equipment to mount CSP devices. I have looked at the GSM Flexjet & also the Siemens 80 F series. However these machines only look for ball presence not ball deformation. Panasonic are the only ones who have a 3-D camera ca
Electronics Forum | Mon Dec 22 16:09:02 EST 1997 | Justin Medernach
| I am designing an SMT pad for a ss metal switch. | Finished copper thickness is .0014 and nickle-plating | originally is 150 millionths. Initial testing yields 100,000 to 150,000 switches before intermitent failures (copper is reached.) I want 50
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