Electronics Forum: jot and magazines (Page 2 of 4)

No clean and f devices

Electronics Forum | Thu Nov 11 17:53:59 EST 1999 | Jeff Tamagi

I have read in some magazine articles that there is poor signal to noise ratio of RF devices when no-cean solder is used. The frequecies used exceed one Mhz? Is this true?

Re: SMT Usage and trends

Electronics Forum | Fri Jan 08 10:58:31 EST 1999 | Dave F

| Can anyone direct me to any literature (preferably on-line) relating to current SMT packaging usage worldwide and any trends therein. Thanks... Scott | Scott: Check "SMT" Magazine November 1998, page 92. TTYL Dave F

Fuji Pick and Place Machines

Electronics Forum | Sat Jul 31 21:52:55 EDT 2004 | mat

Do you know how to control MTU magazine speed for QP341E,is it in the Fujicam part editor?

Planned and Unplanned production stops

Electronics Forum | Thu May 07 18:30:24 EDT 2015 | comatose

Planned: End of day, Out of parts, Someone forgot to queue up another magazine Unplanned: Part mis-pick, Stencil printer 2d inspection failure, Conveyor or mag handler jammed

Re: Intermetallics and reflow profile

Electronics Forum | Wed May 03 20:24:22 EDT 2000 | Dave F

MF: I know of nothing that addresses your question directly. Let me suggest: * Technical types at your solder supplier should be able to help. * "Effect Of Intermetallic Compounds On The Thermal Fatigue Of Surface Mount Solder Joints" PL Tu, et a

Re: Reflow glue and past.

Electronics Forum | Wed Feb 09 21:29:28 EST 2000 | Dave F

Charlie: People cure glue using their paste reflow profile all the time. And most of them are happy. Personally, I�m with Dean and Travis. It�s possible to as you suggest, it�s appealing not to mess with your oven profile, but it just doesn�t s

Re: SMT Pick and Place

Electronics Forum | Fri Jun 05 19:20:25 EDT 1998 | Rin

| Our company is currently looking to implement a SMT production line. What I am looking for is feedback on people's experiences with various machines. | Here's what we are in the market for: | Low/Mid volume 3,000+cph machine that can handle high j

tape splicing pros and cons

Electronics Forum | Fri Sep 23 09:25:46 EDT 2005 | Base

Hey Greg, As you already pointed out yourself: unless you can do away with covertape pickup-spools (or can figure out a way to empty them without loosing tension on the covertape) your feeders will not be suitable for several consecutive splices. S

tape splicing pros and cons

Electronics Forum | Fri Sep 23 10:25:40 EDT 2005 | gregp

On our machines, the feeder release latch is designed such that the feeder goes offline (machine will not pick from it) before you can actually remove the feeder. This makes it virtually impossible to damage a nozzle or spindle. I'm not sure about

New Pick and Place Operation

Electronics Forum | Tue Jan 17 12:25:56 EST 2006 | Cmiller

Pete C, this forum has no value if people do not share thier real world experience. We can all do research on our own. We can all make bad decisions or good decisions based on that research because most of the data we have access to comes from the pe


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