Military and aerospace EMC tests cover a wide range of products. While the standards, including limits and test methods may differ, all EMC test standards have a few things in common. The most basic are the limits for emissions and the types and levels of susceptibility testing. Emissions tests (and their associated limits) are put in place for military and aerospace … [Read more...]
Platform Interference – Measurement and Mitigation
As a consultant, I'm seeing an increasing number of manufacturers wanting to add or retrofit wireless into new or existing products. Products typically include mobile, household, industrial, scientific, and medical devices. Also, the trend toward the “Internet of Things” (IoT) or the Industrial Internet of Things (IIoT) adds to the problem. This transition towards "everything … [Read more...]
New Custom Rapid Response Cable Assemblies
SV Microwave / Amphenol has developed a new way to order custom coaxial cables quickly via their website. This could be convenient for test labs and manufacturers with in-house testing facilities. Check out how to order one yourself here. … [Read more...]
Personal Protective Equipment (PPE) Evaluation Methods of Static Control Gloves for ESD Integrity
Static Control gloves can be classified as Personal Protective Equipment (PPE) to reduce the risk of electrostatic discharge (ESD). There are several types of ESD Gloves: Nitrile, Vinyl, Latex, Rubber and humidity independent conductive carbon/nylon yarn gloves as illustrated in Figure 1 above. Due to an astounding rise in the number of non-compliant and suspect … [Read more...]
Get the Job Done – Pocket-Sized 20 MHz Wireless Oscilloscope
In photography, they say the best camera is the one you have with you. The same may be said for simple electronic test equipment. For example, I was recently working with a client and we needed to verify Vcc voltage on one of their boards. Not having a DMM quickly available in their lab, I pulled out a tiny DMM from my troubleshooting kit, no larger than a pack of cigarettes. … [Read more...]
Free Drivers Incorporate Spectrum Analyzer into Automated Compliance Testing
Now you can incorporate Signal Hound analyzers into your LabVIEW workflows. We're happy to finally offer something that's been on our To-Do list for quite a while now—powerful, fully functional Signal Hound virtual instrument drivers for the industry-standard LabVIEW® software from National Instruments®. These free drivers offer a direct connection to the functions of the … [Read more...]
Developing an In-House EMC Troubleshooting & Pre-Compliance Test Lab
While investing in your own full in-house EMC test laboratory may seem difficult to justify, most companies should be able to afford to implement some level of pre-compliance testing capability. Outside compliance test labs can cost upwards of $2,000 per day. The advantage of being able to perform some of the key tests in-house is that you can quickly determine whether your … [Read more...]
New EMI Shielding Quiet Vents Available
Tech-Etch manufactures EMI Shielded Quiet Vents from prototype to high volume requirements. In-house plating improves shielding effectiveness and environmental protection, while providing fast turnaround. 8300 Series Quiet Vents are designed to provide high EMI shielding ratings of up to 90 dB attenuation. Shielding performance is achieved from two ¼-inch thick honeycomb … [Read more...]
More Intuitive Oscilloscope 70 MHz to 300 MHz Released
The new R&S®RTB2000 Oscilloscope takes this class of instruments to a completely new level with a higher resolution, more memory, a larger touch screen, more intuitive and a ‘smart-phone-like’ operation. Introducing the ideal tool for troubleshooting embedded designs in development, production and service, as well as university labs and classrooms. • 10 Bit A/D … [Read more...]
Review: EMC – Methods, Analysis, Circuits, and Measurement
Electromagnetic Compatibility - Methods, Analysis, Circuits, and Measurement, David Weston, CRC Press, 2017 (3rd edition) While I've reviewed many books on EMC, this one by David A. Weston, is the most complete in coverage yet. The 1157-page book covers not only basic and advanced theory of EMC, but includes product design, commercial and military measurement techniques, and … [Read more...]
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