Full Autonomous Vehicles Still Decades Away?
Folks, Businessweek’s recent article on autonomous vehicles summarized the current state of this fascinating technology. The article discussed W...
Dr. Ron Lasky's Blog
Matching a Reflow Profile to a Solder Paste Spec
Folks, Matching a reflow profile to a solder paste spec is a required skill for an SMT process engineer. In light of this, let’s do an exam...
Belated Happy Birthday RoHS
Folks, Happy Birthday RoHS! A milestone occurred, and it seemed to be missed: RoHS celebrated its 15th birthday on July 1st! For those new to electron...
Calculating Total Downtime
Folks, Downtime calculations can be a bit confusing. Most people would assume that if a line has 4 machines and they are each down for 5% of the time...
Hypothesis and Confidence Interval Calculations for Cp and Cpks
Folks, I am re-posting an updated blog post on Cp and Cpk calculations with Excel®, as I have improved the Excel® spreadsheet. If you wou...
Gallium: An Interesting, Versatile Material
Folks, It is natural to expect that Indium Corporation is the premiere supplier of indium metal, solder pastes, preforms, compounds, and chemistry sol...
Answers to SMT Quiz
A few weeks ago, I posted an SMT quiz on my blog. We received 178 responses, which seemed very good to me. Working with my Indium Corpo...
Take the SMT Quiz and Perhaps Win a Prize
Folks: Do you know how much copper is in SAC305 solder? What about the most typical solder paste powder diameter? These questions, and eight others, a...
Solution to Moore's Law
Folks, In a recent post, I discussed Moore’s Law. I challenged readers to solve for "a" and "b", from the equation a*2^(b*(y...
Still Much Hype Around AI and Industry 4.0
Folks, I recently read an article about “Lighthouse Factories” which appear to be implementations of Industry 4.0. It is encouraging that ...
Tin: The Foundation Metal of Soldering
Folks, The vast majority of solders used in electronic assembly have, as their base metal, tin. There are some specialty gold solders, like gold-co...
Checking Moore’s Law
Folks, Moore’s Law was developed by Gordon Moore in 1965. It predicted that the number of transistors in integrate circuits would double approxi...