EMC test

This catalog summarizes the study materials prepared by our company for learning to test EMC, including the introduction of EMC test standards, the principle and use of instrumentation and other professional knowledge. Now click on the title of the article below to start entering the world of EMC.

The current instrument classification contains the following subcategories:

The following study materials are currently categorized:

Total number of study materials posted in the current category: 108; Total number of materials on the current page: 8.

RF Cable Basics

RF cable basics can be distinguished from the classification, impedance, test frequency and other technical parameters, EUTTEST agent sales of AOEMC coaxial cable impedance of 50Ω and 75Ω two kinds, to provide coaxial cable, biaxial, triaxial and other kinds of RF...

Measurement of conducted disturbances at dc ports of photovoltaic inverters using DC-AN

EMC AC conducted emissions from PV inverters connected to grid terminals are usually measured according to the CISPR 16-1-2 standard and using a dedicated V-LISN. However, PV inverters may cause ripple currents on the DC output side of the inverter...

How to choose a near-field probe?

There are a lot of various test frequencies and shapes of EMC near-field probe on the market, we all know that the role of the near-field probe is to detect and solve the problem of EMC radiated emission interference exceeds the standard, this article from the near-field measurements and far-field measurements of the principle and difference...

What are the EMC simulation software for electromagnetic compatibility?

Electromagnetic compatibility EMC industry in full swing, especially in 2025, GB 4343-2024, GJB151C and other China's brand new EMC standard release , you as an EMC engineer, should first learn to press the new...

What is electromagnetic simulation?

Electromagnetic simulation is a modern method of analyzing the performance of electronic devices and systems using EM simulation and analysis software, and is one of the core technologies in the field of modern electronic design automation (EDA) It replaces expensive and time-consuming traditional manual prototyping. To...

How do I ensure repeatability in measuring common mode currents in cables?

When measuring the common mode current conduction emission of EUT cables, it is important to ensure the repeatability of the EMC-CE measurements. If the test environments and conditions in Laboratory A and Laboratory B are completely different, the two laboratories will get different common mode current...

How can I improve the signal-to-noise ratio of my spectrum analyzer and current probe measurements?

This article focuses on how to improve the signal-to-noise ratio of spectrum analyzer and current probe measurements, the higher the signal-to-noise ratio, the higher the dynamic range of the entire test system. Spectrum analyzer has many test methods, we only use the current probe test method to analyze how to improve...

How to Improve the Signal-to-Noise Ratio of FCC Current Probes

When using FCC current probes for common-mode conduction current (CE) measurements, we need to pay special attention to the signal-to-noise ratio of the entire test system if very small common-mode currents are being measured, because the FCC current probes are connected to the receiver (spectrum analyzer...