Electronics Forum | Fri Jun 26 16:23:14 EDT 1998 | Steve Gregory
Hi Dave! Yeah, they've been around a while, and they're pretty straight foward like you said. About the only things that I can think of that I've run across that causes problems with these guys is when they're used on the bottomside of the board
Electronics Forum | Fri Feb 17 13:10:34 EST 2006 | amol_kane
I have Immersion Ag and Immersion Sn LF boards that were waved using SAC305 alloy. I have a lot of tears/shrink voids in the waved connections. I am aware that SAC305 in wave has a propensity of shrink tears/voids due to the non eutectic property of
Electronics Forum | Wed Jun 12 11:26:50 EDT 2002 | pjc
Sean, Have you contacted Speedline Technologies applications enegineers? They have a lot of knowledge about SPOTT working with customers over the years to develop the process. I myself have experience doing SPOTT. I used Fuji GSP2 printers with overs
Electronics Forum | Thu Feb 01 12:46:19 EST 2001 | cebukid
conveyor speed x dwell time = contact length and =====> inches / seconds x seconds = inches. First run your pump at a constant speed.....THEN,.... try running your glass plate at a very fast speed, and then you'll notice that your lengt
Electronics Forum | Mon Apr 23 19:12:23 EDT 2001 | relensky
Thanks for the instructions. I was missing the reflow part... Omikron is the method our board house offers. We have been through the plating thickness problem and tin depletion conditions. Beyond those issues, I have been trying a few different n
Electronics Forum | Fri May 18 13:30:52 EDT 2001 | mparker
I will start with the statement that I think it is great that we have the ability to solder SMT components that emulates wave soldered components. With that in mind, I would want to find acceptance criteria to be similiar, regardless of the solder me
Electronics Forum | Tue Feb 01 21:51:05 EST 2000 | Dave F
Roni: Ron gives good advice on the thickness of your Electroless Nickel - Immersion Gold (ENIG) solderability preservative. Several additional comments are ENIG: � More expensive than OSPs and HASL. � Much flatter surface than HASL, similar to OSP
Electronics Forum | Fri Jan 14 08:05:23 EST 2000 | Pat Pepper
Hi Dave, Thank you for the response. In answer to your responses I'll use the original numbers of my questions. 1. We would like to turn around our boards fast, but sometimes due to the market conditions we wind up with inventory. After reading
Electronics Forum | Tue Aug 10 05:51:03 EDT 1999 | Gian.D
| | hello to everybody, | | we have a really satisfactory no clean process, both smt/reflow and wave soldering, but we get troubles with defects rework; | | does anybody know how to eliminate flux residues or how not to produce them during rework op
Electronics Forum | Thu Jul 15 10:28:49 EDT 1999 | Boca
| I'm looking into vision inspection equipment to automatically inspect SMD placement and solder joint quality. Does anyone have any recommendations or know of any commonly used equipment? Do other manufacturers use vision systems at their inspecti
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