don macarthur

Choose the wrong absorber and even a well-built test setup can produce misleading results. Compare ferrites, polyurethane foam, conductive polymers, and magnetic sheets by frequency range, absorption, and durability to match the right material to your application.

Navigating cost pressures, stakeholder conflicts, and shortcuts under deadline can put compliance leaders in a tough spot. This piece breaks down five common ethical dilemmas, plus frameworks and real world case studies for building the accountability and trust that keep teams and reputations intact.

Trace the path from tuned analog receivers to real-time digital analysis, and see how each leap reshaped what compliance engineers can detect and how fast. This piece maps the technology shifts behind modern EMC testing, plus where AI and cloud connectivity are pushing spectrum analysis next.

Discover seven strategies engineering leaders can use to embed regulatory adherence, ethical practice, and cross-functional collaboration into daily team culture, turning compliance from a bottleneck into a driver of smarter, safer innovation.

Choosing the wrong shielding material can mean failed certification and costly redesigns. Explore how conductive fabrics, coatings, and metal enclosures stack up on conductivity, durability, and cost, plus which option fits consumer electronics, industrial equipment, and medical devices best.

Skipping pre-compliance testing can turn a routine certification into a costly redesign. This step-by-step checklist walks engineers through standards research, design reviews, documentation, and lab coordination, helping teams catch problems early and avoid the delays that derail product launches.

Supercapacitors are showing up everywhere from EVs to renewable energy systems — but one safety standard determines whether they're fit to ship. This guide breaks down what UL 810A actually requires, where manufacturers get tripped up, and one costly rating mismatch to watch for.

Compliance testing labs are where products prove they're ready for the real world — but what actually happens inside one? This primer walks through the key steps, tools, and methodologies engineers use to evaluate safety, performance, and regulatory adherence before products reach market.

Choosing the wrong oscilloscope can compromise compliance results before testing even begins. This practical guide walks engineers through the critical selection factors — bandwidth, sampling rate, memory depth, and built-in analysis tools — and how to match each to real-world EMC, EMI, and high-speed digital testing demands.

Interference problems caught late in development can mean costly redesigns and certification delays. Don MacArthur walks through the PCB layout, grounding, and shielding strategies engineers need to tackle EMC challenges head-on—before they become showstoppers.