First Visible Light LED Turns 50!
It is hard to believe, but 50 years ago, on October 9th, the first visible light LED was demonstrated by Nick Holonyak, Jr. of GE Advanced......
Solder Paste
Solder Paste/Preform Bond Line Thickness
When helping customers with the optimization of their soldering process, the question often comes up; “What will my solder bond line thickn...
Productivity Always Pays
Folks, Let’s see how Patty and Pete are making out on their latest adventure…. “Here is the ProfitPro™ output,” Dave...
Solder Paste and Summer Heat ... Hot Stuff!!!
It is summer time again in the Northern Hemisphere and many places, especially in North America, are experiencing record heat. It also seems that most...
A Penny per Gram
Folks, It has been a while, let’s look in on Patty…... Patty had to admit that she was very fortunate. She had yet to t...
Get SMT Process Engineer Certified @ SMTAI!
Folks, This year will mark the 10th anniversary of SMTA’s SMT Process Certification Course. This course was developed by Jim Hall, Phil Za...
Improved Solder Density and Solder Paste Volume Fraction Tool
Folks, It is hard to believe that I have been blogging for over 7 years now. In all this time it has surprised me how much interest there has be...
Cleaning No-Clean Solder Paste Residues in SMT Assembly
Folks, There is a lot of interest in cleaning PCBs that have been assembled with no-clean solder pastes. Recently I discussed the topic with my ...
Good Reads
Folks, If you need to take a break from topics such as solder paste, solder preforms, tin whiskers, indium TIMs etc, there are a few books I would r...
SIR and ECM Testing For Water-Wash Solder Paste Fluxes
It is not often that we get a request for SIR (Surface Insulation Resistance) and/or ECM (Electro-Chemical Migration) results for a water washable/sol...
Lead-Free Electronics Assembly Using the SMT Process - at PCM
Folks, Struggling to find a good, royalty-free, video of electronics assembly, my Dartmouth ENGM 185 class on manufacturing processes decided t...