Selecting RF Microwave Power Amplifiers for EMC Testing
It is important to properly understand EMC test standards, amplifier specification definitions, types of amplifiers, and other considerations when selecting an amplifier for EMC testing.
SCIF and Radio Frequency Secured Facility Design, Part 2
Secure facility designs often comingle ICS/ICD-705 and NSA 94-106 performance requirements creating project confusion with significant design and cost implications. This article focuses on bringing some clarity to the differences between ICS/ICD-705 design guidance and NSA 94-106 performance requirements. The related secure facility design and construction process is also reviewed.
How to Select Absorbing Materials for Retrofitting
If you think you’re ever going to need to use flexible RF absorber sheets to help your product pass emissions, even at some later date, it might be a good idea to have already identified and obtained the material and have characterized its insertion-loss performance.
FCC Proposes Updated Standards for Equipment Authorization
The U.S. Federal Communications Commission (FCC) has proposed updates to its rules to reflect the latest industry standards to keep pace with the rapid and widespread deployment of radiofrequency (RF).
In a No... Read More...
Havana Syndrome Could Have Been Caused by EMP
A recent report by the U.S. Central Intelligence Agency (CIA) has raised the specter that electromagnetic pulse (EMP) energy may have been one of the potential causes of the symptoms associated with the so-call... Read More...
ARRL Offers RF Exposure Calculators to Amateurs
The ARRL has developed an online calculator that will allow radio amateurs to evaluate the level of radiofrequency (RF) effects emanating from their equipment.
The ARRL’s RF exposure calculator allows users ... Read More...
The Importance of Considering RF Suppression Techniques Early in Design
This article briefly describes why it's important to consider what RF suppression/filtering techniques will be applied to your product as early in the design process as possible.
SCIF and Radio Frequency Secured Facility Design
Secure facility designs often comingle ICS/ICD-705 and NSA 94-106 design requirements, creating project confusion with significant design and cost implications. This article focuses on bringing some clarity to the differences between ICS/ICD-705 design guidance and NSA 94-106 performance requirements. The related secure facility design and construction process is also reviewed.
U.S. FCC Grants Healthcare Waiver to Expedite Medical Equipment
In the midst of the COVID-19 pandemic, the U.S. Federal Communications Commission (FCC) has granted a temporary waiver for radio frequency (RF) certification of certain critical medical devices.
The FCC’s orde... Read More...
Phone Maker Pays $100k to Resolve Charges of Excessive SAR Emissions
A mobile phone company has agreed to pay a civil penalty of $130,000 to settle charges that it illegally marketed a mobile phone model whose radio frequency (RF) radiation emissions exceeded federally mandated ... Read More...