lisn

Spectrum analyzers are the go-to tool for diagnosing conducted and radiated emissions — but knowing how to configure them makes all the difference. Kenneth Wyatt walks through key settings, trace strategies, and practical tips for getting reliable results on the bench.

Via placement and trace geometry significantly affect decoupling capacitor performance. This final installment of a three-part series presents conducted emissions measurements across six PCB via topologies, revealing how distance from the power-ground plane pair and via spacing impact EMC results.

Learn how to perform in-house conducted emissions testing for DC-powered devices like automotive and medical equipment, using simple test setups and filters to reduce electromagnetic noise across various frequency ranges.

Learn to set up in-house conducted emissions testing for line-operated products using basic equipment like spectrum analyzers and LISNs. This practical guide helps engineers perform pre-compliance EMC testing right on their benchtop, potentially saving time and money.

Uncover the crucial role of LISNs - the unsung heroes ensuring reliable electromagnetic testing in aerospace. This insider look reveals their ingenious design and why standardization matters for replicable results.

The second in a series of articles commemorating the 70th anniversary of the inception of modern EMI requirements and test methods

LISN- Line Impedance Stabilization Networks, AN- Artificial Networks, and ISN- Impedance Stabilization Networks all...

Current conducted‑emissions measurement practices under DO‑160 and CISPR 25 rely on shielded‑enclosure testing, LISNs, and current probes to evaluate RF noise on power lines. This overview walks through setups, limits, and real measurement results for both aerospace and automotive environments.

This article discusses the topology and characteristics of a dc Line Impedance Stabilization Network (LISN), often referred to as an Artificial Network (AN).