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SMPS Input Filter Design: Negative Resistance Approach

This article discusses a practical approach to designing an input filter to the switch-mode power supply (SMPS).

Near-Field Shield Effectiveness Evaluation Using H-Field Probe

We compare the shielding effectiveness of various solid metallic shields by direct H-field measurements in the near field of the source.

Impact of a Trace Length on Capacitor Frequency Response

In this article we investigate the frequency behavior of a ceramic capacitor.

Guard Trace Impact on Crosstalk Between PCB Traces

This article discusses the crosstalk reduction between PCB traces by utilizing a guard trace between the traces and investigating the effect of the guard trace grounding.

Common-Impedance Coupling Between Circuits

For common-impedance coupling to occur, two circuits must share a current path (with a non-negligible impedance)
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Radiated Emissions Measurements: OATS and ALSE Methods

This article is devoted to the radiated emissions measurements. These measurements can be performed either at the Open Area Test Site (OATS) or in an Absorber-Lined Shielded Enclosure (ALSE).

Standing Waves on Transmission Lines and VSWR Measurements

The article discusses the behavior of voltage and current waves on a transmission line with different types of loads and explains how to measure the VSWR of an antenna.

Conducted Emissions Measurements: Current Method

This article is devoted to the current method of the conducted emissions measurements.

Current Probe Measurements in EMC Testing

This article focuses on the current probes used in EMC measurements and testing.

Conducted Emissions Measurements: Voltage Method

This article describes the voltage method of the conducted emissions measurements.
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