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Test & Measurement

New Products: February 2022 Aerospace & Defense Technology

CAD software, torque sensors, HD lenses, and more.

Briefs
Electronics & Computers

Development of a 94 GHz Radar System for Dedicated Bird Detection at Airports and Airfields

BIRDAR™ detected small birds at distances of 1.2 to 1.3 km and large birds.

Briefs
Electronics & Computers

FPGAs and HPC

A study determined the value of Field Programmable Gate Arrays (FPGAs) for high-performance computing (HPC) applications.

Articles
Photonics/Optics

Testing EMI Materials for Battlefield Applications

The testing of EMI materials must be rigorous and designed to predict performance over the lifetime of a material.

Products
RF & Microwave Electronics

New Products: August 2021 Aerospace & Defense Technology

Coaxial connectors, tactical servers, test benches, surge protectors, and more.

Products
Imaging

New Products: June 2021 Aerospace & Defense Technology

A folded zoom lens, miniature rotary encoders, starter generator control, and more.

Application Briefs
Test & Measurement

Spectrum Processing Subsystems

The subsystems enable the development and deployment of electronic warfare and signal intelligence.

Articles
Test & Measurement

How Solid-State Technology Impacts A&D Equipment Testing

Learn how to provide accurate power sources with adjustable voltages and frequencies during the test cycle.

Articles
RF & Microwave Electronics

Manufacturer Reduces Risk and Improves Quality of Military Radar Receivers

Radar receiver sensitivity is critical for electronic warfare (EW) applications.

Articles
RF & Microwave Electronics

Advances in Millimeter-Wave Isolator Design Launch Manufacturers into Stratospheric Operating Frequencies

The sky’s the limit for utilizing the higher ends of the electromagnetic (EM) spectrum.

Articles
Sensors/Data Acquisition

SDR Interface for the NeXtRAD Multistatic Radar System

Learn about the multistatic data that can be collected on maritime targets.

Products
Aerospace

New Products: June 2019 Aerospace & Defense Technology

Lange Couplers

The construction and port orientation of the Lange Coupler from SemiGen (Londonderry, NH) makes it useful as both a power combiner and splitter for RF and...

Articles
Sensors/Data Acquisition

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
Test & Measurement

An Integrated Framework for Complex Radar System Design

Modern radar systems are complex and depend heavily on advanced signal processing algorithms to improve their detection performance. At the same time, the radio front-end must meet...

Articles
Test & Measurement

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
Defense

Developing Secondary Surveillance Radar Automated Test Equipment

Unlike primary radars, Secondary Surveillance Radar (SSR) calculates the range and azimuth of a target, such as an aircraft, using a bidirectional communication link to gather...

Application Briefs
Test & Measurement

Software-Designed System Improves Wireless Test Speed and Coverage

As wireless standards become more complex, the number of operational modes for these devices increases exponentially. As progression continues to the latest WiFi standard,...

Briefs
Defense

Next-Generation Spectrometers for Rapid Analysis of Complex Mixtures

Molecules have internal motions that are characteristic of their structure and identity. These motions can be studied by spectroscopy in different regions of the...

Products
Defense

Microwave Analog Signal Generators

Agilent Technologies (Santa Clara, CA) has introduced two microwave analog signal generators: the N5183B MXG and N5173B EXG. The MXG has phase noise of less than -124 dBc/Hz (at 10 GHz, 10 kHz offset). The...

Articles
Defense

Automated Testing of Advanced, High-Performance, Point-to-Multipoint Radio Systems

In 2008, 4RF Communications started development of a new range of radio products to augment their existing point-to-point, long-range wireless link product....

Products
Test & Measurement

Arbitrary Waveform Generator

Geotest-Marvin Test Systems (Irvine, CA) has announced the GX1649 64-channel PXI arbitrary waveform generator with 16-bit amplitude resolution and an output voltage range of ±15 volts. It is suited for use in...

Articles
RF & Microwave Electronics

Testing Modern Radios

Several techniques are now being employed to ensure efficient communications across the chaotic radio spectrum. Chief among them is Software Defined Radio (SDR), which uses software to dynamically control communications...

Articles
RF & Microwave Electronics

Radar, Electronic Warfare, and Electronic Intelligence Testing: Identifying Common Test Challenges

Radio detection and ranging (RADAR) systems, as they were originally called, have blossomed into a wide array of indispensible equipment for...

Articles
Test & Measurement

Using Software Defined Instruments to Address the Mixed-Signal Test Challenges of Today’s Software Defined Radios

Software Defined Radio (SDR) represents an important move forward for mobile and personal communications, promising a major...

Products
RF & Microwave Electronics

Digitizer/Signal Generator

Innovative Integration (Simi Valley, CA) offers the X6-1000M that integrates highspeed digitizing and signal generation with signal processing on a PMC/XMC IO module. The coupling of the digitizing to a Virtex6...

Application Briefs
Test & Measurement

Spectrally Compliant Waveforms for Wideband Radar

Modern radars often require the use of wideband waveforms to perform high-resolution target imaging. In microwave systems, the bandwidth can be on the order of 1.5 GHz, while in UHF systems...

Products
Electronics & Computers

16-Bit Data Acquisition Board

Pentek, Inc. (Upper Saddle River, NJ) has added the Model 71662 four-channel, 200 MHz, 16-bit data acquisition board with built-in digital down converters (DDCs) to its popular Cobalt® family of Xilinx Virtex-6...

Products
Test & Measurement

Vector Signal Generators and Analyzers

National Instruments (Austin, TX) offers the NI PXIe-5663E 6.6-GHz, 2-, 3-, and 4-channel RF vector signal analyzers (VSA) and NI PXIe-5673E 6.6-GHz, 2-, 3-, and 4-channel RF vector signal generators...

Products
Test & Measurement

Microwave Signal Generators

The 2500B series of microwave signal generators from Giga-tronics (San Ramon, CA) covers 100 kHz to 50 GHz with low phase noise, high rejection of harmonics, sub-harmonics, and spurious, high output power level....