Electronics Forum | Wed Mar 06 21:21:48 EST 2002 | davef
DeltaScan, a Teradyne fixture-less tester coarsely comparable to HP TestJet, eh? Er, wazzat what Milo [contact programmer at CTU on 24] used to hack into the key card that Richard Walsh [CTU honcho shot dead at Dupont plaza] gave to Jack [this is go
Electronics Forum | Thu Mar 07 05:52:20 EST 2002 | chinaman
Hi, who has experience on that topic in view of long term quality? There have been discussions about advantage/disadvantage, influence on quality before the products are delivered to the customer, and costs/savings of using nitrogen for the wave sold
Electronics Forum | Mon Jul 07 00:33:12 EDT 2003 | praveen
First we have to look in to the current situiation of the SMT line.Is the pick and place machine very old and can not perform consistently. Is the board to be inspected is very dense and have lots of connectors and fine pitch comp.with lots of 0402 c
Electronics Forum | Mon Jul 07 21:08:17 EDT 2003 | sam
I have an experience about AOI that it is necessary in a complicated PCB. Due to the final circuit design, the concerned PCB were having nets on the boards, that the Open/Short could not be identified by traditional In-Circuit testers. Some long tr
Electronics Forum | Tue Jul 08 18:32:29 EDT 2003 | MA/NY DDave
Hi Wow you are right. This even goes back to one tread started by David F a long time ago. Yet I can't find that anyone really gave a White Paper answer to the original question in any of the SMTnet responses. I do read a lot of subjectives. So Vi
Electronics Forum | Mon Mar 11 11:11:38 EST 2002 | slthomas
Tahnk you for posting the charts. > > They look > very useful, but I have a silly question: In > reflow problems _ What is "leaching" ? Dissolution of the component metallisation into the liquid solder. _ > What is "Halo effect" ? "...a
Electronics Forum | Fri Mar 08 09:27:43 EST 2002 | Amir
hello guys and gals: we know that BGA placement or rework are such a pain in *** oh well! but i was wonder if you can help me to figure: how many BGA do you place on board annualy? (just a bulk park idea) do you rework BGA in house? do you think
Electronics Forum | Fri Mar 08 11:44:00 EST 2002 | poirot
I manufacture industrial ink jet printers. I have a new application to join an unpopulated flex circuit to a light ly populated PCB. Production requirements are rather low. The area To join is 300 solder balls on the flex occupying an area of 5/8 i
Electronics Forum | Sat Mar 09 00:49:19 EST 2002 | Shaun
Hi, I'm currently building a power supply right now and it requires one 14,000uF 40v capacitor. The problem is I dont have a capcitor with that value, and they are hard to find and very expensive to buy. What i was thinking of doing is putting a bunc
Electronics Forum | Wed Mar 13 20:40:02 EST 2002 | davef
Nice maCHEEN, mon. Please explain, �reliably dispensing�. What do you mean? How do measure? How are you sure? Etc. Just as points of reference: * What is the ratio of height to diameter of your dots? * How are you sure that you�re not stringing?
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