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Measuring Common Mode Versus Differential Mode Conducted Emissions

Conventional wisdom attributes conducted EMI emissions solely to power connections, but interface-sourced common-mode potentials often masquerade as power terminal issues. Discover how to properly identify and address the true origins of your EMI challenges.

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U.S. Federal Communications Commission (FCC)

Companies Seek Waiver of Rules for UWB Systems

Tesla and two additional technology companies are seeking waivers of current U.S. Federal Communications Commission (FCC) regulations to obtain equipment authorization to use advanced ultra-wideband (UWB) technologies in their respective products.

U.S. Federal Communications Commission (FCC)

FCC Evaluating Rules to Mitigate Loudness of Broadcast Advertisements

The U.S. Federal Communications Commission (FCC) is seeking public comment on its plan to update its rules on the permitted sound volume of advertisements shown on network, cable, and satellite television broadcasting.

European Union

EU Commission Issues Infringement Decision on Failure to Transpose EU RoHS

The Commission of the European Union (EU) has stepped up its efforts to ensure that Member States implement the provisions of the EU Directive on hazardous substances in electrical and electronic equipment.

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Compliance Resources

Application Note

Common Test & Calibration Uses of a Portable Signal Generator in The Field

This versatile field device generates signals that mimic various sensors to test and calibrate equipment. It helps technicians troubleshoot connections and verify system performance. Portable and battery-powered, it's designed for on-site diagnostic work in industrial environments.

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Global Compliance News

U.S. Senate Moves AM Radio for Every Vehicle Act Out of Committee

Bi-partisan legislation that would mandate access to AM radio technologies in all new vehicles sold in the U.S. has passed another milestone.

Global Compliance News

IEEE/UL Develop New Standard to Protect Healthcare Data

The IEEE has partnered with a major testing and standards development organization to create a new standard to address the securing of biomedical devices and health-related data.

U.S. Federal Communications Commission (FCC)

FCC Proposes $4.5 Million Fine for FCC Robocall Scheme

In a bipartisan vote, the U.S. Federal Communications Commission (FCC) has proposed a multi-million dollar fine against a Chicago-based company for a robocall scheme that impersonated agents of the agency.

Global Compliance News

NASA Hears “Birds Chirping” in Space

Satellites deployed by the U.S. National Aeronautics and Space Administration (NASA) have detected electromagnetic waves in space that sound eerily like the chirping of a flock of birds.

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Feature Articles

Military Standards

Tailoring MIL-STD-461 RE102

This article describes the parameters that can be used to tailor your application of MIL-STD-461 RE102, such as frequency ranges, designing notches, and relaxing limits.

ESD Standards

A Circuit Model for the Charged Device Model Spark

The charged device model spark itself is not just resistive; it often has extra inductance or L-C energy storage. These plus hardware properties affect the CDM waveform and affect methods to correlate alternate CDM test methods to standard JEDEC CDM.

Design

Tackling Low-Voltage Signaling in Inverter Design: Part 2

Discover practical strategies for managing noise in high-power inverter designs. From component selection and PCB stack-up to routing techniques, learn how to protect sensitive low-voltage signals while maintaining system performance. Essential reading for engineers working with mixed-signal power electronics designs.

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