Issue link: https://iconnect007.uberflip.com/i/1288481
124 PCB007 MAGAZINE I SEPTEMBER 2020 1 Got a Question? Just Ask Joe! E A few months ago, we launched our "Just Ask" series with Happy Holden. Many readers took us up on it, sending all manner of ques- tions for Happy to answer. Now, Joe Fjelstad—inventor, technolo- gist, author, and Flex007 columnist—is getting in on the action. Here's your chance to pick Joe's brain. What's the one question about this indus- try that you've always wanted to ask Joe? 2 Trouble in Your Tank: CAF Formation— Correction of Misrepresentation of Origins and Causes E In Mike Carano's words, "In my April 2020 column in PCB007 Magazine, I incorrectly misrep- resented the origins and causes of conductive anode filament (CAF) formation. This follow- up column will provide more insight and depth of knowledge on the CAF failure mode." 3 Aurora Circuits on Ultra-Heavy Copper PCBs E It's always fun to talk with a company that can do some- thing different—in this case, ultra-heavy copper PCBs, meaning over 20-ounce cop- per. Wanting to know more, Dan Beaulieu talked to Au- rora Circuits' Director of Business Develop- ment Thad Bartosz. 4 Punching Out! Due Diligence: Quality Inspection for Business Sales E Although the due diligence process can be exhausting, Tom Kastner explains how it is important that buyers and sellers keep their eyes on the prize of closing, stay posi- tive, and don't allow emotion to run the deal. Editor Picks from PCB007 Mike Carano Joe Fjelstad Tom Kastner Thad Bartosz