Don MacArthur

Don MacArthur, known as “The Practical Engineer,” is a Guest Contributor to In Compliance Magazine with over 30 years of experience in robust design, measurement systems, EMC/ESD and safety engineering, and reliability. He has worked across defense, industrial, and critical‑infrastructure technologies, helping teams understand system behavior, failure modes, and measurement validity. Don specializes in making complex engineering concepts accessible—turning physics, standards, and real‑world performance requirements into practical guidance that strengthens immunity, improves durability, and supports mission‑profile reliability.
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From This Author

Product Insights

Best Practices for Using Spectrum Analyzers in EMC Testing

Spectrum analyzers are essential for EMC testing—but only when used correctly. From setup and calibration to antenna selection and data interpretation, this guide covers best practices to ensure accurate measurements and smooth compliance with regulatory standards.
Product Insights

Future Trends and Innovations in RF Absorbing Materials

Discover how cutting-edge RF absorbing materials are revolutionizing electronics—from innovative MXenes and acoustic metamaterials to eco-friendly bio-based alternatives. These breakthroughs are transforming device performance while tackling electromagnetic interference and environmental challenges. The future of sustainable, high-performance electronics starts here.
Practical Engineering

EMI Filters: Design and Implementation

EMI filters are essential electronic components that eliminate unwanted electromagnetic interference, ensuring devices operate reliably without disrupting nearby equipment. From low-pass to common-mode chokes, these filters reduce emissions, enhance immunity, and ensure regulatory compliance. Proper design requires identifying noise sources, selecting quality components, and strategic placement for optimal electromagnetic compatibility.
Product Insights

Introduction to Stitching Vias

Discover how strategically placed stitching vias serve as the unsung heroes of PCB design, maintaining ground plane integrity while minimizing electromagnetic interference. Learn essential techniques for achieving regulatory compliance and optimal signal performance in today's demanding electronic applications.
Practical Engineering

EMC Test Chambers: Design and Applications

Don MacArthur explores essential EMC test chambers—from anechoic to reverberation types—used across industries like automotive, aerospace, and consumer electronics. Learn key design considerations including material selection, shielding effectiveness, and applications ensuring electromagnetic compatibility compliance.
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Components: Design Considerations for Compliance

Electronics compliance encompasses EMC, safety, and environmental standards essential for device success. This article covers critical design considerations including component selection, PCB layout and placement, and thermal management strategies for achieving regulatory compliance.
Practical Engineering

EMC Compliance in Industrial Equipment

EMC is vital for industrial equipment reliability. With numerous electronic systems in industrial environments, EMI risks are high. Achieving EMC compliance prevents disruptions, maintains productivity, and ensures safe operation in complex industrial settings.
Product Insights

Best Practices for Using Oscilloscopes in Compliance Testing

Unlock precision in compliance testing by mastering oscilloscope best practices. Learn expert probing techniques, essential calibration protocols, and advanced data analysis methods to ensure your electronic devices meet regulatory standards with maximum measurement accuracy.
Practical Engineering

Basics of Grounding and Bonding for EMC Compliance

In the realm of electromagnetic compatibility (EMC), grounding and bonding are fundamental practices that ensure the safe and effective operation of electrical systems. Proper grounding and bonding minimize electromagnetic interference (EMI) and enhance the performance, reliability, and safety of electronic devices. This article delves into the principles of grounding and bonding in EMC, explores common practices across various industries, and highlights successful implementations through case studies.
Product Insights

Challenges in Compliance Engineering Training

Compliance engineering is a critical field that ensures products and systems meet regulatory standards, safeguarding public health and safety while promoting environmental sustainability. The training of compliance engineers, however, presents significant challenges, particularly in keeping up with constantly evolving regulations and balancing theoretical knowledge with practical application.
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