Fundamentals

Today’s international marketplace demands consistency of labeling and symbols. In this article, we’ll explain...

Polarization – For Better or Worse

Associate Professor Neils Jonassen authored a bi-monthly static column that appeared in Compliance Engineering...

From IEC to ISO

In this column, we'll explore how symbols migrate from IEC standards into ISO standards...

Lightning Induced Ground Potential Rise (GPR)

Select the most suitable waveforms for evaluating equipment resistibility to lightning damage when a GPR is either the suspected source of the damage, or its effects are to be tested for.

Tornados and Product Safety

In this column, we’ll explore the similarity between the new tornado warnings that are...

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Who, What and Where

This column is primarily a resource for the safety symbols you place on the...

Measuring Capacitor Self-inductance and ESR

Technical Background The parasitic parameters of a capacitor, that is its equivalent series resistance (ESR)...

The Future of Battery Technologies: A General Overview & Focus on Lithium Ion

A “battery” is the generic term for an electrochemical source of electricity, which stores energy in a chemically bound form, and which can convert this directly into electric power. A battery may be either a single cell or multiple cells connected in series/parallel configurations.

Refer To Your Manual

As a product manufacturer, your duty to warn in the United States revolves around...

The Grounding Symbols

With the various markings available to identify ground terminals, how do you know which...

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Fundamentals

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What's New

Practical Engineering: Material Group Selection and How it Affects Spacings

FDA Updates Recognized Standards List

FCC Chair Proposes Mobile Phone Unlocking Requirement

FCC to End High Phone/Video Call Rates for the Incarcerated

EMC Bench Notes: Troubleshooting with a Nearby Antenna