FCC Approval Process: What Has Changed, What Remains the Same

The U.S. Federal Communications Commission (FCC) adopted new rules to streamline the equipment authorization process that went into effect in late 2018. This article discusses the key changes in detail and provides guidance to those seeking FCC authorization.

So You Want To Be a Consultant?

Ever contemplated becoming a consultant? Living free of the corporate bureaucracy? Collecting those big fees? Traveling the world? But how does one get started anyway?

EMC Units in Measurements and Testing

This article reviews the decibel units used in EMC laboratory measurements and testing. We begin by defining a decibel (dB) unit and proceed to the EMC specific units for voltage, current, power, and impedance measurements.
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Be Careful with Input-Output Feedback in Filters

When designing EMI filters how and where the filter is installed is critical to obtain the desired insertion losses. Usually, the effect of a wrong location or installation is not considered in the design of the filter and surprises appear.
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Garment Testing

When garments are specified as part of an ESD control program, they must be qualified and verified by testing.