
Don MacArthur
Don MacArthur, The Practical Engineer, is a Guest Contributor to In Compliance Magazine with over 30 years of hands-on experience in product development and global compliance. He has led engineering teams and certification efforts across defense systems, critical infrastructure, and industrial technologies. Don is known for making complex compliance challenges accessible, practical, and solutions-driven.
Practical Engineering: Using Welch-Satterthwaite Formula in Uncertainty Analysis
Product Insights: Understanding Capacitor Frequency Characteristics
Product Insights: Why Do Ferrites Never Seem to Work When We Need Them To?
Practical Engineering: How to Become a Great Compliance Engineering Professional
Spectrum Analyzer Measurements
How to Measure Spacings on a Printed Circuit Board to Ensure Safety
Product Insights: Where to Ground Cable Shields
Practical Engineering: Properly Specifying Electrical Insulation Systems
Product Insights: Non-Ideal Behavior of Passive Components
Practical Engineering: Material Group Selection and How it Affects Spacings