Bogdan Adamczyk

Dr. Bogdan Adamczyk is professor and director of the EMC Center at Grand Valley State University (http://www.gvsu.edu/emccenter) where he performs EMC educational research and regularly teaches EM/EMC courses and EMC certificate courses for industry. He is an iNARTE-certified EMC Master Design Engineer. He is the author of two textbooks, “Foundations of Electromagnetic Compatibility with Practical Applications” (Wiley, 2017) and “Principles of Electromagnetic Compatibility: Laboratory Exercises and Lectures” (Wiley, 2024). He has been writing “EMC Concepts Explained” since January 2017.

From This Author

EMC Concepts Explained

Shielding to Prevent Radiation, Part 2

This is the second of seven articles devoted to the topic of shielding to prevent electromagnetic wave radiation. This article discusses the normal incidence of a uniform plane wave on a solid conducting shield with no apertures.

EMC Concepts Explained

Shielding to Prevent Radiation, Part 1

This is the first of seven articles devoted to the topic of shielding to prevent electromagnetic wave radiation. The results presented here are valid under the assumption of a uniform plane wave with normal (perpendicular) incidence on a boundary between two media.

EMC Concepts Explained

Inductor Impedance Evaluation from S-Parameter Measurements: Part 2

This column examines inductor impedance evaluation using S₂₁ parameters with network analyzers. Comparing two-port shunt and series methods across multiple inductors, it concludes that the two-port series method provides significantly more accurate measurements when compared with manufacturer data.

EMC Concepts Explained

Inductor Impedance Evaluation from S-Parameter Measurements: Part 1

This first installment in a two-part series evaluates inductor impedance using S11 parameters across one-port shunt, two-port shunt, and two-port series methodologies. Experimental results reveal significant discrepancies between measured values and manufacturer specifications, highlighting limitations in S11-based impedance characterization techniques.

EMC Concepts Explained

Capacitor Impedance Evaluation from S-Parameter Measurements

This article explores S₂₁ parameter methods for measuring capacitor impedance. Comparing two-port shunt and series techniques with established benchmarks reveals the two-port shunt method delivers superior accuracy across multiple capacitor values and frequency ranges.

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EMC Concepts Explained

Capacitor Impedance Evaluation from S-Parameter Measurements

Ever wonder how accurate your capacitor measurements really are? This deep dive into network analyzer techniques compares three different methods for measuring impedance, uncovering surprising limitations in standard s₁₁ parameter approaches that engineers should know about.

EMC Concepts Explained

EMC Education

Discover how a unique collaboration between Grand Valley State University and E3 Compliance creates exceptional learning opportunities in EMC and high-speed electronics. Learn how students gain hands-on industry experience through co-op programs, research projects, and real-world testing, preparing them for successful careers in electromagnetic compatibility.

EMC Concepts Explained

Analysis of Transmission Lines in Sinusoidal Steady State: Part 3

This is the third and final article discussing four different circuit models of transmission lines in sinusoidal steady state. This article uses Model 4 to determine the locations of the minima and maxima of standing waves. This determination is first done analytically, followed by the graphical method using the Smith chart.

EMC Concepts Explained

Analysis of Transmission Lines in Sinusoidal Steady State: Part 2

This column continues a series on transmission line circuit models, exploring two additional models. It derives equations for voltage characteristics and standing waves, building upon concepts introduced in the previous installment.

EMC Concepts Explained

Smith Chart and Voltage Standing Wave Ratio

This article explains how to use a Smith Chart to determine the voltage standing wave ratio (VSWR).

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Bogdan Adamczyk

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