En 50147-1 Pdf May 2026

This guide provides an overview of EN 50147-1:1996, a European standard for measuring the shielding effectiveness of electromagnetic enclosures. Scope & Purpose

• Transmitting antenna outside, receiving antenna inside (and vice versa)
• Uses substitution method (reference measurement without chamber walls)
• Calculates attenuation:
  ( A = P_ref - P_meas ) (in dB)

• The European Committee for Electrotechnical Standardization (CENELEC) website
• The International Organization for Standardization (ISO) website
• The European Union's (EU) standards website

4. Measurement Principle (The Core of the PDF)

This is the section most users search for. The standard outlines two primary methods: en 50147-1 pdf