Electronics Forum: index (Page 6136 of 7890)

Conformal coating to avoid oil leak from circuit board

Electronics Forum | Sun Nov 10 15:36:06 EST 2013 | davef

Assuming your conformal coating material was selected with the intent of living a life in contact with oil, why doesn't your coating meet the IPC-A-610D requirement of that there be no voiding, no breaks in the surface, no loss of adhesion, etc? Furt

Squeegee blade maintenance

Electronics Forum | Mon Nov 11 23:49:39 EST 2013 | jigo91

Hi everybody, In our company we wanted to add to our maintenance a method of detecting when a blade is damaged so we can change it before it affects our printing process. I have talked with our squeegee manufacturer for recommendations but they have

Expected pick and place precision for 0603 LEDs?

Electronics Forum | Wed Nov 13 16:48:19 EST 2013 | spoiltforchoice

I would expect any half decent machine to place 0603 parts slap bang on target to the typical defined accuracy for such parts on most machines of perhaps ~60 microns or better. Self correction during reflow is IMHO much less pronounced with lead-free

ERSA users 1.8/2.5 nozzle

Electronics Forum | Thu Nov 14 10:24:53 EST 2013 | jaimebc

Recently, we have been experimenting with the 1.8/2.5 nozzle to be able to solder leads that are near an SMD. This pcbs were not design for selective solder, so we are trying to work within this limitations. I found the 1.8 nozzle very hard to insta

Tin Lead Electrodeposited Plating and Conformal Coat

Electronics Forum | Wed Nov 20 16:47:10 EST 2013 | aaronpavone

I have a right angle male shrouded connector and the whole set of termination leads is tin lead plated, at least 100 microinches thick. Should the entirety of the lead be conformal coated? Or can we have just the joint coated? I know I have coated le

Speedline MPM UltraPrint 500 Software

Electronics Forum | Fri Jan 17 03:23:14 EST 2014 | aemery

A UP500 Wow! I did work on one last year. Most left out there are labeled QUAD AVX500's, then Speedline bought Sigmaprint and it became a UP500. But you get the MPM sigpro software with the Speedline machine; they didn't build to many. It was used

BGA inspection in mass production

Electronics Forum | Fri Nov 22 11:31:52 EST 2013 | igorfo

Hi I aa QE on SMT line that produce products for Home introduction. No so long ago we have a problem with soldering of BGA Head on Pillow (root cause mismatching customer requirements and BGA profile spec, suplier change %Ag) and our product affect

Belt feeders

Electronics Forum | Mon Dec 02 11:47:08 EST 2013 | tonybondi

Dear Evtimov, We are a Tape and Reel Service who offers a "special program" for CM's like yourself. We developed it for exactly what you are facing. It's the only one like it in the country and many CM's take advantage of this. It's a very low cost c

ERSA Ecoselect 2 Clamp Rails

Electronics Forum | Thu Dec 12 12:44:45 EST 2013 | jaimebc

Just to add to Chad's response, there is box that you need to check in the program editor, ours is under the colum soldering unit one, click on the icon at the bottom, you should now be able to see a box " fix horizontal permanently". Check this box

Samsung CP45FV NEO "PLEASE HELP"

Electronics Forum | Mon Dec 02 10:33:46 EST 2013 | sarivong0914

Hello all, We have a Samsung CP45FV Neo, and I'm having problems with the operating software. I have a PCB with 2 different rev's. Rev. A boards was programmed to run Vertical. Then Rev.B boards are horizontal but was programmed to run vertical.


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