Electronics Forum | Mon Nov 14 02:30:50 EST 2016 | edmaya33
Just wanted to ask what is the correct test method i need to do to ensure that my cleaning solvent is still OK to use. This is in particular for stencil cleaning,carriers, pcb etc. I am using a jet cleaner with recirculating solvents.
Electronics Forum | Fri Aug 08 15:30:50 EDT 2003 | bman
Hello all, I'm working at a CM with less then ideal material storage shelving when it comes to ESD protection. I've got ordinary painted shelving units that I need make ESD safe. I'm considering dissipative mats or spray coatings for each shelf, t
Electronics Forum | Tue Oct 26 00:49:42 EDT 2004 | pilengr_tw
Yes, we have an SOP on how to measure. Basically, calibrate the measuring device and measure tension on the 4 sides and one at the center of the stencil. All measurement should be within 30 ~ 50 N/cm otherwise we will not use it and return it to sten
Electronics Forum | Thu Jun 30 06:30:50 EDT 2005 | bobpan
Can you run the board on the other side of the oven??? Can you turn on the oven and set the heat real low and feel the air blowing down over the heaters???? You may be able to tell something is going on that way. Also make sure vibration isnt causing
Electronics Forum | Wed Nov 02 15:30:50 EST 2005 | JW
We have demo'ed the Niton and the Innov-X Systems' units. Prices quoted to us were exactly as Ken had mentioned. Serious Ouch but the situation I mentioned sure helped sway management towards a purchase. In addition to contracting spare time with t
Electronics Forum | Tue Jan 24 16:30:50 EST 2006 | gipos
Hi all, Does anybody have manual or any data for SURF systems 310 REFLOW OVEN ? It is very important for us.We shall be much obliged if you can spend few minutes to answer. We shall be happy if printed version is for sale out there. Thank you very
Electronics Forum | Tue Sep 09 09:02:39 EDT 2008 | floydf
We are quoting a job that has about 30 50 pin D connectors on one side of the board, and about 10 on the other side. Barring any stroke of genius, we would wave solder one side, and hand solder the other side. Does anyone have any suggestions on how
Electronics Forum | Wed Aug 17 06:30:50 EDT 2016 | thaneshsivanadian
Hi Guys, i have some doubt, may i know how to calculate the PCBA warpage after complete of SMT and through hole process? Do we have any calculation for that? And What is the acceptance level of warpage after complete assembly? Thanks, Thanesh
Electronics Forum | Wed Feb 14 15:30:50 EST 2018 | cbart
In my experience we usually cover this via our internal ECN/ECO process. the document (hard copy or electronic) Would circulate to all respective groups and processes completed and signed off. sometimes it gets handled in two stages, ECN, then a pre-
Electronics Forum | Tue Jan 21 06:53:05 EST 2020 | ameenullakhan
Dear Experts, Need your suggestion on the minimum tension to be maintained in the SMT stencil. Presently we are maintaining the 30 - 50 N/cm2 at the 4 corners of the stencil. And not considering the center of the stencil into consideration.. Is t
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