Electronics Forum | Wed Dec 23 11:11:07 EST 1998 | john watt
| | I have been developing a BGA Process and are having problems with a 310 IO PBGA reflowing. I am achieving good wetting exept 2 to 5 balls on the outer perimeter I have a good profile my air flow is set per mfg spec, the strange thing is that it d
Electronics Forum | Wed Dec 09 07:48:23 EST 1998 | EFData
Does anybody out there have any special insights into utilizing no clean paste in high frequency RF applications? I would imagine there may be some issues with solder balls that would affect functional test (Earl, do you have something for me here?)
Electronics Forum | Fri Nov 27 13:04:47 EST 1998 | Phillip Hunter
| Hi | I have been conducting my first reflow profiles. Most of the texts that I have read suggest soldering the thermocouples to a populated pcb. I am finding this very difficult. I have been using a high melting point (Sn5 / Pb95) solder and the
Electronics Forum | Tue Nov 24 23:31:14 EST 1998 | Gang
I got Quad QSV-1 assemblier and Tescon Point5588 fly probe tester this year. Any body know what kind software suit best for transfer Cadence Alegro 13 CAD data into those QSV-1 and Point5588 machine ? There are some software packages like UNICAM and
Electronics Forum | Tue Nov 24 11:12:14 EST 1998 | Scott B
We are in the process of assessing some medium volume, stand alone SMT Placement systems. Does anyone have any experience with :- 1) Europlacer (Specifically the Progress 6 or EP600) 2) Intelliplace (DHM-120 or SHM-120) I have searched the forum bu
Electronics Forum | Sun Nov 22 10:05:37 EST 1998 | Christopher Lampron
| Does any body know stencil manufacturer in states or south east asia for electroforming processes and step down from 5mil to 3mil. | | Thanks! | Daniel, I do alot of work with Photoetch stencils in Massaschusetts. I do not have the Phone number h
Electronics Forum | Thu Nov 19 09:52:34 EST 1998 | Hamilton Correa Junior
We have some PCB�s in our warehouse in Manaus - Brazil. They are stored for more than 2 years , in a condition of 25 degrees centigrades and a humidity ranging from 60% to 90%. Do these conditions cause the PCB�s to deteriorate over time? If so , wha
Electronics Forum | Tue Nov 17 07:00:29 EST 1998 | Electrochemical Publications Ltd
Each time that I have attempted to register our company in the SMTnet Industry Directory Database I have been unsuccessful. When clicking on CONTINUE at the bottom of the page, the next screen is a blank page, yellow strip to the left hand side and t
Electronics Forum | Thu Nov 12 09:33:24 EST 1998 | Clifford Peaslee @ SMTnet
I have fixed the spontaneous page loading problem with the error of "locked by admin". It is possible to still receive the error, but it is much less likely now. If you still receive the error (or any errors) send an email with the page contents to
Electronics Forum | Sun Oct 25 08:10:49 EST 1998 | Cunli Jia @ SMTnet
George, Please visit the SMTnet First Chapter Bookstore via the link "Bookstore" in the left munue or below. Many books have a full chapter online for free preview to help you decide to buy or not. Please post to the Admin Corner or e-mail me dire
