RF & Microwave Electronics - May 2026
NASA demonstrates first‐of‐its‐kind space communications…RF‐over‐fiber provides backbone of next‐gen mil/aero networks…how the US Space Force is leveraging commercial antennas for defense applications. Read about these and other developments in this compendium of articles from the editors of Aerospace & Defense Technology magazine.
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Overview
This May 2026 Special Report on RF & Microwave Electronics highlights advancements and applications critical to aerospace, defense, and space communications industries. It opens by emphasizing the importance of resilient GNSS timing modules, such as Septentrio’s mosaic-T and mosaic-G5 T, which deliver nanosecond-level synchronization essential for telecom, financial, and industrial infrastructure. These modules feature advanced interference mitigation (AIM+) technology to counteract growing GNSS jamming and spoofing threats, ensuring operational continuity even in contested environments.
The report also discusses the rising adoption of RF-over-Fiber (RFoF) technology in military and aerospace systems. RFoF enables long-distance, low-loss transport of high-frequency signals—including X, Ku, and Ka bands—over fiber optic infrastructure. This hybrid approach supports broadband connectivity, scalable network modernization, and flexible system reconfiguration, making it ideal for modern radar, electronic warfare, unmanned systems, and distributed sensor grids.
Lightweight, conformal coatings such as Parylene are addressed as mission-critical solutions to protect aerospace and defense electronic systems against harsh environmental conditions. These coatings provide excellent moisture, chemical, and radiation resistance while maintaining low dielectric properties for high-frequency applications, enhancing system reliability without compromising mechanical flexibility.
A technical feature details Analog Devices’ Quad-Apollo MxFE digital beamforming subsystem, a high-performance 16 receive/16 transmit X-band direct sampling solution. Its broadband architecture and modular design support scalable RF system development with emphasis on high linearity and real-time adaptability, key for advanced phased array applications.
In application briefs, the report covers NASA’s Polylingual Experimental Terminal (PExT) demonstration that facilitates multilingual wideband space communication across commercial and government networks—ushering seamless spacecraft connectivity, including playing pop culture media in real time. The U.S. Space Force’s Joint Antenna Marketplace (JAM) and Transmit/Receive Enterprise (TREx) system integration showcase leveraging commercial antennas for scalable, resilient satellite communication supporting defense operations.
Finally, a significant focus is placed on unified modeling and simulation technologies for accurately assessing aircraft antenna placement and performance. These tools enable collaborative multiphysics simulations within integrated CAD environments, accounting for complex electromagnetic interactions at multiple scales—crucial for ensuring communication, navigation, and radar efficacy in complex airframes.
Overall, the report underscores innovations that enhance performance, resilience, and integration of RF and microwave technologies across aerospace and defense domains.
