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From CRTs to Confidence: How Battelle's 1984 Vision Set the Stage for Today’s Eddy Current Automation
In 1984, long before today’s high-res C-scans and AI-assisted flaw detection, a forward-thinking team at Battelle quietly mapped out the...
Ed Korkowski
Jul 162 min read


Demystifying Permeability in Eddy Current Testing: Why Modern Formulas Skip the Headache
If you're scratching your head about permeability in eddy current testing, you're not alone. Between relative permeability (μᵣ), the...
Ed Korkowski
Jun 293 min read


🔍 Decoding Dr. Förster's Field Strength Blueprint for Modern Eddy Current Testing
If you’ve ever stared blankly at some of Dr. Förster's impedance graphs, you’re not alone. There is a treasure-trove of information...
Ed Korkowski
Jun 214 min read


🔍 Understanding Dr. Förster's Compass for Ferromagnetic Eddy Current Testing
In the world of eddy current testing (ECT), few visual tools are as foundational as Dr. Friedrich Förster’s impedance plane diagrams....
Ed Korkowski
Jun 202 min read
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