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RF & Microwave Electronics

How to Specify and Select RF Filters

Selecting a filter for an A&D application requires an understanding of available RF filter responses, physical formats, and technologies, with a good idea of necessary functional goals, such as separating channels or rejecting interference.

Articles

Communications

The Next Generation of Mission-Critical Communications Infrastructure is Here

The critical role of spectrum superiority in the success of battlefield campaigns is evidenced by the enormous investments being made in electronic warfare (EW)...

Articles

Communications

Pushing the Boundaries of RF Passive Hardware with Additive Manufacturing

Following significant impacts from COVID-19, the demand for satellite telecommunications services is rebounding to its historical trajectory of strong growth. With...

Articles

Defense

What is Pulse Shaping?

Pulse shaping, as it is done today, is an effort to fix fidelity issues caused by the transmitting amplifier and is accomplished by a combination of imperfect methods, most external to the amplifier. This article...

Articles

RF & Microwave Electronics

Molded RF Materials for Hypersonic Sensors and Seekers

Hypersonics and the materials needed therein are critical to both our nation’s defense and our national economy, says one feature writer.

Articles

RF & Microwave Electronics

RF Technology Helps Connect Avionics Systems

A modular connector system provides smaller, lighter interconnections for denser, more tightly packed avionics systems.

Articles

Test & Measurement

Monitor Your Spectrum for Signs of Threats

Spectrum monitoring can detect signs of threats and provide insight into mitigating them.

Articles

Sensors/Data Acquisition

Migrating Advanced Signal Processing Technology to Rugged SFF Platforms

By enabling distributed system architectures, SFF systems and subsystems solve many of the toughest problems facing embedded system designers.

Articles

Weapons Systems

Radar Recording Proves Next-Level System Performance

As radar and electronic warfare systems contend with an increasingly crowded environment, recording tests, interactions, and conflicts provide valuable insight.

Briefs

Weapons Systems

Nonlinear Effects in Transformation Optics-Based Metamaterial Shields for Counter Directed Energy Weapon Defense

Applying an iterative solution to the Maxwell equations may accommodate the nonlinear effects produced by directed energy weapons.

News

Manufacturing & Prototyping

Powering the IoT Without Batteries Using Energy Harvesting

Ensuring that vehicles are reliably connected to the Internet of Things (IoT) is only possible when every step of the IoT is itself robust. A vehicle-to-home-thermostat...

News

Electronics & Computers

TCU Testing at the Heart of Vehicle Connectivity

The wireless connectivity between the modern vehicle and the outside world is possible thanks to a constantly evolving component called the telematics control unit (TCU). The TCU is at...

Articles

Materials

A Comprehensive Way to Use Bonding to Improve RF Performance of Low Noise Amplifiers

Is RF engineering a form of black magic? Learn about the challenges in developing a low noise amplifier (LNA) for the aerospace market.

News

Green Design & Manufacturing

A Novel Materials Approach to EV Battery-Box Design

A battery enclosure that features a single-piece, metal-reinforced composite tray and one-piece composite cover is a step closer to an electric vehicle (EV) production application....

Articles

RF & Microwave Electronics

Replacing Multiple RF Receivers with Just One Using Channelization

Channelization has made it possible to use one radio receiver to listen to many different radio stations simultaneously.

Articles

Weapons Systems

Air Force Technology Tracks “Sporadic E”

A phenomenon called “Sporadic E” naturally occurs in the upper atmosphere and disrupts radio waves.

Articles

RF & Microwave Electronics

Four RF Technology Trends You Need to Know for Satellite Communication Device Design

See the trends today that are helping satcom design engineers meet the data demands of their military and aerospace clients.

Articles

RF & Microwave Electronics

Army Advances Materials for New Low-Profile Antenna

Army scientists have developed a first-of-its-kind antenna that could change how ground vehicles and airborne systems communicate, transmit, and receive radio frequency communications.

Articles

Power

90° Hybrid Coupled Power Amplifier – Pros and Cons

Wireless communications is a broad market and PAs fill a wide array of those applications.

Articles

Electronics & Computers

Solid-State Microwave Power Module

The MPM has uses in military aerospace applications.

Articles

Sensors/Data Acquisition

Shape-Shifting Origami Could Help Antenna Systems Adapt On-the-Fly

Conventional reconfigurable electrical and radio frequency (RF) structures commonly used in applications involving real-time reconfigurability in response to fast varying...

News

Unmanned Systems

Viziblezone Enables Vehicle-To-Pedestrian Collision Avoidance Through Technology Already in Our Cell Phones

Viziblezone Ltd.’s vehicle-to-pedestrian (V2P) solution to autonomous vehicles or “self-driving cars” is now capable of...

Articles

Test & Measurement

Multi-Agent RF Propagation Simulator

A desirable interface between multi-agents is through over-the-air RF connections that include not only the intended direct RF communications paths but also highly variable multi-ray propagation, range...

Articles

Aerospace

Understanding the “Black Art” of RF and Microwave Switching

Understanding RF, especially microwave switching, can be a challenge. In many cases, test systems have been compromised because a test engineer did not consider all the...

Articles

RF & Microwave Electronics

Hardware Design of a High Dynamic Range Radio Frequency (RF) Harmonic Measurement System

Radio frequency (RF) circuit elements that are traditionally considered to be linear frequently exhibit nonlinear properties that affect the intended...

Articles

Electronics & Computers

Bringing RF into the Embedded World: It's Time

Embedded systems have been almost entirely digital throughout their long history, while RF and microwave technologies were separate subsystems with no effective interface between the two. For...

Articles

Aerospace

Laser-Based System Could Expand Space-to-Ground Communication

A new research project announced recently as a collaboration between the Georgia Institute of Technology and satellite communications provider Xenesis could help open the...

Application Briefs

RF & Microwave Electronics

Digital Radar Warning Receiver

Northrop Grumman Corporation
Falls Church, VA
703-280-2900
www.northropgrumman.com

Northrop Grumman Corporation recently received a $124.7 million award for production of AN/APR-39D(V)2 digital...

Articles

RF & Microwave Electronics

First Air-Worthy Metal-Printed RF Filter Ready for Takeoff

Within the aerospace industry, 2016 and onwards could be looked upon as the tipping point for direct metal printing (DMP), as the technology increasingly made the jump beyond...