ken javor

MIL-STD-461H: A Review

MIL-STD-461H dropped in April 2026 with no new requirements and no new test equipment — so what changed? Ken Javor breaks down every substantive update, and why most of them exist to stop EMC lawyers from gaming the standard.

EMC Archaeology: A Tale of Two Meters

Of Decibels and Centibels, and EMC Engineers in a Row The ubiquitous 41” rod antenna...

(Re)Discovering the Lost Science of Near-Field Measurements, Part 4

This is the fourth and final article in our series commemorating 70 years since the advent of modern EMC testing.

(Re)Discovering the Lost Science of Near-Field Measurements, Part 3

This article is the third in a series commemorating 70 years since the advent of modern EMI testing. But this last article is itself divided into multiple parts, due to the topic’s complexity. Unlike the previous two articles, which mainly tracked evolution and explained issues, this series of installments argues that we started off correctly seventy years ago, but then took the wrong fork in the road in 1967.

Journey to the Center of the Dipole

The electrical engineering sub-discipline of electromagnetic compatibility has been described as the study of second-order effects that were ignored in college.
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(Re)Discovering the Lost Science of Near-Field Measurements, Part 2

This article is the third in a series commemorating 70 years since the advent of modern EMI testing.

(Re)Discovering the Lost Science of Near-Field Measurements – Part 1

This article is the third in a series commemorating 70 years since the advent of modern EMI testing. But this last article is itself divided into multiple parts, due to the topic’s complexity.

Line Impedance Stabilization is in its Seventieth Year and Still Going Strong

The second in a series of articles commemorating the 70th anniversary of the inception of modern EMI requirements and test methods

Seventy Years of Electromagnetic Interference Control in Planes, Trains, and Automobiles (and Ships and Spaceships, as well)

The first in a multi-part series of articles exploring the background of modern electromagnetic interference (EMI) requirements and test methods covers general topics.

Tailoring Safety Into Audio Frequency Power-Line Susceptibility Testing

Solar Electronics founder Al Parker used to say about EMI testing, “There’s more than one way to skin a cat.” Here are a couple more.
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