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I Will Happily Spend Your Equipment Budget...

    Customers sometimes ask me "what EMC pre-compliance…
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One Ferrite Is Not Enough

This would be a great Bond film title... "So Blofeld, do you…
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Graphical Guide to EMC: Near Field Probing (free eBook)

  Download "The Graphical Guide to EMC: Near Field Probing"…
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1% For The Planet Donations FY 2020

As a member of One Percent for the Planet, we donate 1% of our…
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self interference demo USB3 and 2.4GHz

2.4GHz Intra-System (or Self/Platform) Interference Demonstration

In this blog we are going to take a short look at noise and interference…
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RCWL-0516 - board image from github.com-jdesbonnet

Compliance Assessment of a RWCL-0516 Doppler Radar Motion Detector

I've been helping a customer out with some EMC pre-compliance…
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conductive contamination underneath surface mount isolated power supply causing line to earth surge failure(marked up photo)

Surge Test Failure Due to PCB Manufacturing Process

We recently had a piece of customer equipment fail the IEC 61000-4-5…
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V2 pocket EMC debug probe PCB - near field probe set - board front

Pocket EMC Debug Probe V2

This is a guide for the assembly and use of the Version 2 "Pocket…
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a picture of the pin side of a UK BS1363 mains plug

Checking British Mains Plug License Number

BSI License Number BSI has a facility for checking the license…
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A Bag of Water.

This is a very useful analogy to use when considering an EMC…
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test report extract showing all tests passed

Thoughts: First Time Pass Rate

This question popped up on one of the email lists that I'm a…
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New Team Member @ Unit 3 Compliance

Unit 3 Compliance has officially doubled in size with the employment…
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Thoughts on In House Pre-Compliance Test Equipment

From an email sent to a customer who asked for some feedback…
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Low Frequency, Common Mode, Conducted Emissions

Here is an interesting problem I had working on piece of industrial…
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Choosing EMC/Radio Standards for CE/UKCA - Generic vs Specific

A short post prompted by a (summarised) request from a customer:   We'd…
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Quick Reference - Immunity Test Steps and Test Time

Here is a quick reference for common EMC immunity tests for a…
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Labview VI For Calculating EMC Immunity Test Frequency Steps and Test Time

This replaces an Excel macro I've used in the past with something…
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EUT Monitoring Hardware

For Equipment Under Test (EUT) monitoring during EMC tests we've…
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dc dc converter emissions before and after with notes on sources

Li-Ion Battery Charger DC/DC Converter - Radiated Emissions Problem Solving

I had a challenging EMC problem solving project in the lab this…
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HDMI? More like HDM-WHY? Thoughts on Cable Shield Grounding

Ladies and gentlemen, I present this week's episode of "Crimes…
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EMC Immunity Testing EUT Monitoring Software

One of the hardest parts of EMC immunity testing is monitoring…
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selection table from 300 019-1-0

How Do I Choose Vibration Tests For My Product?

I... I love the way my product's made We all worked hard…
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1% For The Planet - Donations FY 2019

As part of our membership of 1% For The Planet we've made donations…
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Brexit & UKCA Mark Updates

Because of the United Kingdom leaving the EU, the CE Mark will…
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