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Interference Technology

For EMI / EMC Engineers

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New Broadband Preamplifier Announced

 

Langer EMV has announced a new broadband preamplifier, model PA 306, designed to boost the signal from near field probes. The frequency range is 100 kHz to 6 GHz with gain of 30 dB and noise figure of 3 dB, typical. The PA 306 amplifies weak signals from near-field probes or antennas. The preamplifier features a low noise figure performance in combination with a high dynamic … [Read more...]

How White Hat Hackers Stole Crypto Keys from an Offline Laptop in Another Room

 

In recent years, "air-gapped" computers, which are disconnected from the internet so hackers can not remotely access their contents, have become a regular target for security researchers. Now, researchers from Tel Aviv University and Technion have gone a step further than past efforts, and found a way to steal data from air-gapped machines while their equipment is in another … [Read more...]

Hackers Take Hospital Offline, Demand $3.6M Ransom

 

For more than a week, Hollywood Presbyterian Medical Center has been in a state of emergency after a malware attack shut down the network unless a ransom of $3.6 million was paid. The attack has compromised the hospital’s ability to care for patients as medical professionals have been unable to access patient records such as lab reports, X-rays and MRI results. Currently, the … [Read more...]

Swedish Transport Administration Leads Fight Against Mobile Interference

 

The International Railway Journal reports that 4G and 3G mobile networks are causing severe interference to safety-critical GSM-R radio communications. Sweden's railway sector is currently engaged in an intensive programme to combat the problem by a self-imposed deadline of July 1st. Kevin Smith, of Trafikverket, reports on the project's progress, "For mission-critical radio … [Read more...]

Additional Shielding Technology on New Smartphone

 

Korea IT News reports that Apple is applying a shielding technology that blocks EMI in the iPhone 7. It is a measure to increase performance while decreasing electromagnetic interference to major chips and to solve people's fear on electromagnetic waves from smartphones. The shielding is being applied to variety of digital chips, radio frequency (RF) connectivity (wireless … [Read more...]

New Beryllium Copper Gasket Capabilities Announced

 

Tech-Etch, an industry leader in the etching, forming, heat treating and finishing of beryllium copper, has announced a full range of custom gasket capabilities. The mechanical and electrical properties of beryllium copper make it the material of choice for EMI/RFI shielding products, as well as battery contacts, grounding clips, connector contacts, and ESD clips. It … [Read more...]

A2LA and ANSI Recognized by NIST to Accredit Notified Bodies

 

A2LA and ANSI (American National Standards Institute) have been formally recognized by the National Institute of Standards and Technology (NIST) as an Accreditation Body offering Notified Body (NB) accreditation under ISO/IEC 17020:2012, ISO/IEC 17025:2005, and ISO/IEC 17065:2012. Currently, A2LA is the only accreditation body recognized by NIST to offer accreditation to all … [Read more...]

FCC, Title 47 of the CFR

 

MET Labs just published an article, “6 Steps to Successful FCC Testing & Certification of Electronic Products”, on their blog. Manufacturers who plan to market their products in the U.S. are required to meet the requirements of the Federal Communications Commission, per Title 47 of the Code of Federal Regulations (CFR). Most products that emit RF energy above 9 kHz, must … [Read more...]

Six Instruments in One New Oscilloscope

 

Now with simultaneous, synchronized capture of time and frequency domains, the new MDO4000C Mixed Domain Oscilloscope provides includes six instruments in one. It will provide faster insight into analog, digital and RF signals in a single view, speeding debugging and analysis like never before. With the new MDO4000C, you can get full signal visibility to troubleshoot mixed … [Read more...]

New Halogen Free EMI Absorber

 

The 3M EMI Absorber AB5000SHF Series (Halogen Free) consists of flexible soft metal flakes filler loaded polymer resin and acrylic pressure sensitive adhesive and is available in sheets. This absorber is designed to suppress radiated noise from electrical devices for broadband radio frequency ranges. Common uses include mobile phone (SAR reduction), computer, digital still … [Read more...]

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