The Miracle of Soldering
Folks, Imagine you are Guglielmo Marconi, and you opened the first radio factory in Chelmsford England in 1912. Using Lee De Forest’s 1906...
Soldering
What Do the Equipment Suppliers Have to Say?
In this blog post, I share the reactions of soldering iron tip equipment suppliers to the statement: “As temperature increases, tip life de...
Stencil Aperture Design for the Pin in Paste (PIP) Process
Peter writes, Dear Dr. Ron, I am trying to implement the Pin-in-Paste (PIP) process. The PWB is 63 mils thick, the component pin diameter is 47 mils, ...
Zarrow and Hall's "Board Talk" Becomes a Book
Dr. Ron introduces a new book to help electronics assembly process engineers to troubleshoot everyday assembly defects and challenges. ...
Statistically Significant versus Practically Significant in SMT Data Collection
When comparing data with a large sample size, you may find that although the data shows that one sample is STATISTICALLY significantly better, it may ...
Reflow Oven Sizing Spreadsheet
Folks, A short time ago, I posted on how to size a reflow oven. I mentioned that I had developed an Excel Spreadsheet to perform the calculations. The...
Selecting a Reflow Oven Length
Should I purchase a 5-zone, 7-zone, or 10-zone oven to assemble some large boards for the new contract I just signed? Dr. Ron provides you with s...
What Changed Between IPC J-STD-004A and J-STD-004B?
Comparing and contrasting these two standards....
A Small Increase in Stencil Printing Standard Deviation Results in a Large Increase in Defects
Patty explains why quality more than pays for itself when it comes to solder paste - and she has graphs to prove it....
Real-Life Scenario of a Step-Soldering Application
We discuss how to determine the proper melting point gap between two step solders....
Fully Autonomous Vehicles Still Decades Away
Dr. Ron talks about the future of autonomous vehicles and some of the challenges ahead. Although fully autonomous vehicles are further down the road, ...