Electronics Forum | Tue Mar 25 08:29:33 EDT 2014 | sara_pcb
Please refer the attached jpegs, The problem is noticed after reflow soldering followed by conventional through hole soldering. Flux used one is MIL Std. Brush cleaning in IPA is followed after each soldering step. regards, R.Saravanan
Electronics Forum | Mon Dec 29 09:10:22 EST 2008 | stepheniii
It takes time for the moisture to penetrate into the body. I think the 5 years of ambient would be more the culprit than washing the boards. Especially since you are baking them after wash. Get a few of the ICs and put them loose on a board and put
Electronics Forum | Thu May 14 10:00:14 EDT 2015 | swag
I like MpM personally - run forever and programming is easy and leads you through it. It's hard to miss a step of programming with MpM software. DEK's a little harder (for me) but still very nice controls. The pluses of DEK - DEK has a high freque
Electronics Forum | Mon Jul 18 15:52:46 EDT 2022 | deonn
Hi, I am looking for a repair tech on reflow oven or SMT Equipment in Southwestern US region. Please forward any contact information and thank you. Deon deonnc@gmail.com
Electronics Forum | Tue Aug 19 13:35:51 EDT 2008 | stefi
Hello, I need an advice regarding the next issue: in the case of Assembleon Topaz or Emerald SMT machines, is there necessary to teach first the block repeat coordinates and after that the PCB fiducial coordinates when you do not have these coordina
Electronics Forum | Fri Aug 27 10:25:52 EDT 1999 | Matthew Park
Is it feasible to have one type of board carriers to take boards thru 1) glue curing process for first side and 2)invert carriers with boards, and 3)reflowing second side, and 4) do manual stuffing of th components and 5) take them thru selective wav
Electronics Forum | Wed Feb 01 22:27:16 EST 2006 | KEN
Many relays use soldered post coil terminatins inside the relay. In one case many years ago I found the SMT relay manufacturer used eutectic solder inside their hermetic relay. The SMT relay would fail because the solder balled up on the post, woul
Electronics Forum | Mon Jan 12 02:56:42 EST 2009 | sachu_70
Hi Bill, You should try pre-baking any such old devices prior to using on SMT Reflow. Refering to MSL-type3 guidelines could help in your case.
Electronics Forum | Wed Jun 16 20:27:14 EDT 2021 | bradleycramond
Hi Guys We looking to purchase a second hand system consisting of a Juki KE-2050L and a SMT XXS reflow oven. This will be our first system and used only for our own boards. We hoping to get some opinions and insight from others that have experie
Electronics Forum | Tue Jan 31 15:40:44 EST 2006 | mgdrouin1
Comp is relay. I've pulled the spec. Max 240. Using Leister h/g with manual temp settings from 1-6 (20 - 600C)set by the operator. Gun was set to setting 4. They are using the heat gun to reflow the solder after SMT but before wave. High fai
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