Pocket Near Field Probe Boards (R5) - Now with 100% more layers!
Hello and welcome to Unit 3 Compliance.
We test your products…
Schaffner NSG 2070 Programming Manual
This workhorse has been a part of our lab for years. Used for…
EMC radiated emissions problems from Riverdi LCD panel
Lawrence has been working on an Industrial (emissions Class A)…
Pocket Near Field Probe Boards (R4)
Hello and welcome to Unit 3 Compliance.
We test your products…
Do I need to EMC test a pre-approved power supply? - EMC Explained
One of the most common questions we get asked when we send an…
What is a DC Power Port? – EMC Explained
Everyone knows what a DC power port is, right? It’s this…
It’s…
1% For The Planet Donations 2022
Every year we donate 1 percent of our turnover (sales) to environmental…
Translating Product Documentation into Another Language
From one of our customers
We have a question as to whether there…
Safety voltages: ELV, SELV, PELV, and FELV
As an ex rock climber, I always liken the system of safety voltages…
2.4GHz Wi-Fi - Effect of Settings on Second Harmonic at 4.8GHz
When using a 2.4GHz radio inside a product, one of the most common…
Material Flammability Ratings - Comparative Reference Table
Flammability ratings of different materials can be a bit confusing.…
Meanwell Power Supply Radiated Emissions Investigation
We've been doing pre-compliance scans on a customer's product…
MPS Presentation on DC/DC Converter Myths
I wanted to share this excellent and useful presentation by Francesc…
Spring or Star Washers for Earthing Stud?
Introduction
This article started with a simple question: what…
"Testing Times" Email Newsletter
You know those promotional emails that don’t ever say anything…
WEEE Symbol With Or Without Bar?
To Bar, or not to Bar, that is the question:
Whether 'tis nobler…
Unit 3 Compliance is 5 Years Old!
Five years ago I checked in my badge at SmarDTV, turning…
I Will Happily Spend Your Equipment Budget...
Customers sometimes ask me "what EMC pre-compliance…
One Ferrite Is Not Enough
This would be a great Bond film title...
"So Blofeld, do you…
Graphical Guide to EMC: Near Field Probing (free eBook)
You can download our free eBook on Near Field Probing…
1% For The Planet Donations FY 2020
As a member of One Percent for the Planet, we donate 1% of our…
2.4GHz Intra-System (or Self/Platform) Interference Demonstration
In this blog we are going to take a short look at noise and interference…
Compliance Assessment of a RWCL-0516 Doppler Radar Motion Detector
I've been helping a customer out with some EMC pre-compliance…
Surge Test Failure Due to PCB Manufacturing Process
We recently had a piece of customer equipment fail the IEC 61000-4-5…