Electronics Forum: thread (Page 1926 of 7890)

Conductive filled Vias on BGA

Electronics Forum | Wed Nov 30 12:44:54 EST 2005 | ppwlee

Dave, Do you know if such thermal transfer study with CB-100 (or equivalent) is available for review? My customer is pursuing this option and I am curious on how much improvement I would see by specifying a conductive via fill on the board. Rgds, P

Conductive filled Vias on BGA

Electronics Forum | Wed Nov 30 22:25:03 EST 2005 | davef

The authors of this article might get you started http://www.protoengineering.com/documents/viaplug.pdf Other information is: * http://www.dupont.com/pcm/techinfo/general/general9.html *

UIC GSM1 (Yr: 1993-1995) Operation Manual

Electronics Forum | Sat Oct 09 03:44:57 EDT 2004 | ethercom

Does anybody out there have a copy of early model GSM1 operation manual to sell? Please contact me.

GSM1 manuals

Electronics Forum | Wed Oct 13 13:41:13 EDT 2004 | Brent R

You can also look online at http://www.uic.com. Register on the website and you have access to the knowledge bases as well.

DEK 260 Stepper Motor Problem

Electronics Forum | Wed Oct 13 17:05:02 EDT 2004 | kmakiya

I have seen stepper motors chatter or vibrate when it has lost one of its phases. You've replaced everything but the cable so I think you are right that it should be checked for an intermittent connection.

DEK 260 Stepper Motor Problem

Electronics Forum | Mon Oct 18 10:55:17 EDT 2004 | DenisM

Check the ground plane for noise with a scope. Steppers are very sensitive to spurs and will step in response to noise. Resistance welders on the same ground loo[ can be a problem as can seam sealers etc. Denis M Manncorp

Library with SMT Components

Electronics Forum | Wed Oct 13 16:31:25 EDT 2004 | Frank

Strange, the OP said they don't want to use PDF because all the manual work to get the data out of PDF and into what ever system they are using... The data books from Practical are in PDF, so no help there. Unfortunately, I am not aware of any other

Library with SMT Components

Electronics Forum | Thu Oct 14 03:34:11 EDT 2004 | apetkov

I've seen the catalog of Practical and it really can be used to extract the necessary parameters (like every catalog for SMD parts). But maybe the thing I'm seaching for does not exist. So I may create it. Thanks and good luck.

Siemens S-23 Tables

Electronics Forum | Wed Oct 13 09:15:36 EDT 2004 | Tarheel

I am looking for some used Siemens feeder tables. Preferrably the tables that roll for the S-20/S-23 series machines.If anyone finds some them please let me know !!! Thanks......

Siemens S-23 Tables

Electronics Forum | Wed Oct 13 09:42:45 EDT 2004 | stefwitt

Although you should have posted into the equipment mart, send me your e-mail. I may have some tables for you. stefwitt@netzero.net


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