Near-Field Probes

Using Near-Field Probes to Troubleshoot Radiated Immunity Failures

Near‑field probe techniques commonly used for EFT troubleshooting can also uncover radiated immunity failures. Using a real‑world audio device case study, this article shows how a simple benchtop setup exposed PCB‑level resonance, guided a low‑cost fix, and helped resolve chamber test failures.

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