RF, Microwave, and Wireless Components Reference Materials

Description: This application note provides a structured procedure to prepare and test depletion mode devices such as GaAs and GaN MMIC RF power amplifier (PA) evaluation boards on an RF test bench. It ensures ...

Description: Natural disasters such as rainstorms, floods, and landslides often paralyze ground transportation and disable local base stations, resulting in regional communication blackouts and hindering rapid ...

Description: The rapid evolution of artificial intelligence (AI) technologies is reshaping the cybersecurity landscape, posing new threats that extend beyond traditional digital boundaries. ...

Description: The 1805-1880MHz frequency band, commonly referred to as the 1.8GHz band, has been one of the most widely adopted bands in radio frequency (RF) communication systems worldwide. Originally introduced ...

Description: With the rapid advancement of intelligent vehicle technology, Advanced Driver Assistance Systems (ADAS) have become a core standard configuration for modern automobiles, greatly improving driving ...

Description: This article explores the applications and future developments of beamforming and Active Electronically Scanned Array (AESA) antennas across multiple domains. It covers their critical roles in ...

Description: This article examines intrinsic safety (IS) requirements for mobile devices used in hazardous environments such as oil and gas, chemical, and pharmaceutical facilities. It explains why standard ...

Description: This article explains how RFID (Radio Frequency) technology enables secure, contactless identification and authentication in hazardous and explosive atmospheres. It covers RFID system fundamentals, ...

Description: An RF decoy is a specialized electronic warfare (EW) system that captures, modifies, and re-emits RF signals to generate false targets and confuse enemy radar tracking. This article explains how RF ...

Description: The ABF025 is a Hall effect-based current sensor from Melexis Technologies designed for non-intrusive AC/DC current measurement up to 25A. This article covers the sensor's specifications, including ...

Description: An HDMI modulator converts digital HDMI signals into radio frequency (RF) signals for transmission over coaxial cables to multiple displays. This article explains how HDMI modulators work, covering ...

Description: Surface acoustic wave (SAW) filters are electrical filters that use piezoelectric materials to convert electrical signals into mechanical vibrations for frequency filtering. This article explores SAW ...

Description: This article compares magnetic sensors and Hall effect sensors, two key technologies for detecting magnetic fields. It explains the operating principles behind magnetostrictive, magnetoresistive, and ...

Description: Phased arrays, also known as phrased arrays, are a type of antenna system that uses multiple individual radiating elements to collectively form a beam of electromagnetic waves. Unlike traditional ...

Description: A radio telescope is a specialized astronomical instrument designed to detect and study radio waves emitted by objects in the universe. While optical telescopes observe visible light, radio telescopes ...

Description: Directional couplers are passive devices commonly used in microwave and radio frequency (RF) systems to split or combine electromagnetic signals. They are designed to selectively transfer power ...

Description: Quadrature Amplitude Modulation (QAM) is a modulation scheme used in digital communication systems to transmit data over a radio frequency carrier. It is a combination of amplitude modulation (AM) and ...

Description: An RF modulator, also known as a radio frequency modulator, converts a baseband signal into a radio frequency signal. This conversion is crucial for transmitting audio and video signals over long ...

Description: This is the third installment in our RF Components for Radar series. In the first installment, we provided an overview of the key functional units in radar, including duplexing, filtering, power ...

Description: Millimeter-wave measurement has moved from a specialized capability to a routine requirement across a wide range of applications, including 5G FR2, satellite communications, radar, imaging, material ...

Description: An RF attenuator is an electronic device used to reduce the power or amplitude of an RF (Radio Frequency) signal without significantly affecting its waveform or frequency. It is commonly used in RF ...

Description: An oscillator is an active electronic circuit that converts DC power into a continuous, periodic AC signal using feedback and a frequency-setting network. In practice, most designs fall into two ...

Description: An amplifier is an electronic device that increases the amplitude or power of a signal. It takes a weak input signal and boosts it to a higher level, allowing the signal to be transmitted over longer ...

Description: Designers operating below the millimeter-wave regime, particularly in the sub-6 GHz range, have historically faced limited options for compact, high-performance filtering solutions. Understanding the ...

Description: Microwave mixers translate the frequency of electromagnetic signals. This functionality is vital for an enormous number of applications including military radar and surveillance, radio astronomy, and ...

Description: A VNA data sheet typically highlights a small set of headline specifications such as dynamic range, output power, and sweep speed. While these metrics are useful, they do not always provide a complete ...

Description: The ability to run Copper Mountain Technologies' Vector Network Analyzer (VNA) software on ARM-based platforms such as the Raspberry Pi, BeagleBone, introduces significant flexibility and ...

Description: The Citizens Broadband Radio Service (CBRS) band from 3.55 to 3.7 GHz has rapidly become a cornerstone for private LTE and 5G deployments, enabling enterprises, utilities, campuses, and industrial ...

Description: Millimeter-wave testing is no longer a niche requirement. From 5G FR2 and satellite communications to radar, imaging, and advanced materials, mmWave measurement has become routine across modern RF ...

Description: Knowing a material's RF properties, such as its complex permittivity and permeability, can be very important. The radome protecting an outdoor radar from the elements must have a?known permittivity ...

Description: China has built 4.838 million 5G base stations, with 5G coverage now available in all townships and 95% of administrative villages nationwide. We have established the world's largest and most ...

Description: RF signal generator selection depends on more than frequency range. Output level, phase noise, spurious performance, modulation, sweep behavior, and remote control all affect system fit. This article ...

Description: Spurious performance directly affects RF measurement accuracy. Low spurious architecture improves receiver testing, filter evaluation, and automated validation workflows, especially in microwave ...

Description: As the global economy progresses along the paths of electrification and automation, the need for precise and reliable high-power electronics is growing. Reports suggest that the global market for ...

Description: Core Technology Evolution of RF Microwave Communications.RF microwave communications (300MHz-300GHz) are the cornerstone of wireless communications, and their technological evolution is directly ...

Description: Sweep and CW operation in RF signal generators serve different purposes. The choice depends on measurement type, DUT behavior, and test workflow. This article outlines when to use sweep or CW mode in ...

Description: Phase noise in RF signal generators is application-dependent. Its impact varies with offset frequency, system sensitivity, and reference stability. This article focuses on how to interpret ...

Description: This article discusses how engineers typically decide between 20 GHz and 40 GHz RF signal generators in practical RF and microwave test environments. It explains why the choice is not simply a matter ...

Description: This article outlines the main specifications engineers should review before selecting an RF signal generator for practical RF and microwave test work. It explains why frequency range alone is not ...

Description: As electric vehicle (EV) usage grows worldwide, dependable wireless connection has become critical for efficient smart EV infrastructure. This article investigates the importance of antennas in ...

Description: There is ongoing debate regarding the necessity of RFFE (Radio Frequency Front-End) circuitry between the antenna and the GNSS receiver. A GNSS receiver is a sophisticated electronic component ...

Description: Design strategies to enhance antenna efficiency by solving antenna coupling and isolation issues ...

Description: This article examines the practical differences between benchtop RF signal generators and modular RF signal generators in RF and microwave applications. It explains how each format supports different ...

Description: As the transition from 5G to 6G begins, antenna technology emerges as a key enabler of next-generation wireless connection. This article looks at how 6G antennas are intended to work in the ...

Description: When engineers choose an RF signal generator, one of the most common questions is whether a 20GHz platform is enough or whether a 40GHz model is the better choice. On paper, the answer may look ...

Description: This article provides an overview of RF signal generators and their role in practical RF testing. It explains how these instruments are used to create controlled signal conditions for evaluating ...

Description: As smart cities grow, antenna design becomes increasingly important in guaranteeing dependable communication throughout congested urban areas. This paper investigates the engineering issues associated ...

Description: As RF technologies continue to expand across communications, automotive, aerospace, and industrial markets, production testing has become a central constraint on both cost and throughput. The ...

Description: The need for seamless, multi-band communication is pushing the industry toward multi-radio antenna technology, offering unparalleled performance and flexibility. In today’s rapidly evolving IoT ...

Description: A Vector Network Analyzer (VNA) is typically used to characterize devices such as filters, antennas, amplifiers and other RF devices. The VNA makes S-Parameter reflection measurements. These ...

Description: RF amplifiers are an important part of many RF systems designs and it is often required to make Vector Network Analyzer (VNA) measurements of them to verify function and ensure suitability for the ...

Description: As the size and capacity of Internet of Things (IoT) devices continue to diminish, chip antennas are emerging as the preferred wireless solution for tiny hardware design. These small surface-mount ...

Description: The article "Next-Generation Tactical Antennas for Defense - Resolving RF Interference in Contested Environments" examines how advanced antenna technologies are addressing the growing challenges of ...

Description: Learn the key differences between MQTT, REST, and OPC UA and how to choose the right one for your system. ...

Description: The article "What Is the Difference Between a Wi-Fi Extender and an External Antenna?" explains the distinct roles these two devices play in enhancing wireless network performance. A Wi-Fi extender ...

Description: What does 5G mean for IoT? ...

Description: What does 5G mean for IoT? ...

Description: How new 5G bands differ from traditional bands in terms of propagation? ...

Description: What are over-the-air (OTA) test solutions, and why are they important? ...

Description: Is it dangerous to live near a 5G cell tower? ...

Description: Directional couplers are used in many different testing applications where power or frequency needs to be monitored, leveled, alarmed or controlled. ...

Description: The article "Antennas for Wearable Medical Devices" investigates how antenna design influences the performance and reliability of wearable health monitoring systems. Wearable medical equipment, such ...

Description: Wireless technology has become the backbone of modern communication systems, enabling seamless data transmission without the need for physical cables. This guide provides an overview of the most ...

Description: Definitions of Hybrid Coupler-related terms ...

Description: Hybrid Couplers are passive devices used to perform many functions, including splitting and combining signals in amplifiers, switching circuits, and antenna beam forming networks used in a wide range ...

Description: The design of analog and digital filters has long represented one of the most computationally intensive and iterative tasks in signal processing and circuit design. Traditional filter design ...

Description: The article "Antennas in AR & VR Technology" emphasizes the importance of modern antenna systems in providing immersive Augmented Reality (AR) and Virtual Reality (VR) experiences. While displays ...

Description: From enabling smarter homes to improving security on vehicles, Ultra-Wideband technology provides a foundational technology for enhancing connection. UWB is transforming wireless communication by ...

Description: From smart meters buried in urban basements to agricultural sensors spread across vast fields, cellular IoT connectivity is quietly but powerfully reshaping how devices connect and communicate. The ...

Description: This article explains how AESA radars, which are built around transmit/receive modules (TRMs), can enable rapid electronic beam steering and multifunction operation in complex environments. It ...

Description: Hybrids perform many functions, including splitting and combining signals in amplifiers, switching circuits, and antenna beam-forming networks. ...

Description: KRYTAR Directional Couplers: Term Definitions, Testing, and Typical Applications ...

Description: Microwave or RF Amplifier Test Setup ...

Description: Important specifications when determining how to use a power divider includes insertion loss, amplitude and phase balance and return losses. For power combining of uncorrelated signals, the most ...

Description: What are the advantages of a biconical antenna over a dipole antenna? ...

Description: What is a Log Periodic Antenna? ...

Description: Common Questions ...

Description: What is a dipole antenna? ...

Description: Common Questions ...

Description: Auto GPS tracking systems employ satellite positioning and cellular data transfer to offer real-time or periodic car location updates, making them useful tools for both personal and business fleet ...

Description: The article provides a practical, step-by-step guide for integrating GPS and GSM antennas onto a separate PCB or custom board, aimed at designers working on tracking, IoT, or wireless communication ...

Description: The article discusses the fundamental distinctions between Bluetooth trackers and GPS trackers, two popular technologies for tracking goods. Bluetooth trackers use Bluetooth connectivity to provide ...

Description: The article describes how wireless network technologies serve as the core of current Internet of Things (IoT) systems by enabling connection that allows IoT devices to communicate, transport data, and ...

Description: Security challenges associated with IoT devices and networks are numerous and diverse, given the vast range of devices and applications within the IoT ecosystem. ...

Description: A 5G RF (Radio Frequency) module is a hardware component used in communication systems to transmit and receive data over the 5G network. It works by converting digital signals from a device's ...

Description: In connected industries, location is power. From hospitals to factories, real-time locating systems (RTLS) transform visibility into faster decisions and safer operations. But what is RTLS exactly, ...

Description: Thermocouple RF power monitors are widely used for accurate measurement of RF power in demanding applications. Unlike other sensor technologies that require correction factors or compensation ...

Description: Wireless devices are reshaping industries, from smart utilities to logistics, but they require connectivity that is energy-efficient, reliable, and globally available. Conventional LTE was built for ...

Description: From supply chains to city buses, IoT in transportation is reshaping how we move people and goods. The combination of connected sensors, cloud platforms, and advanced analytics has unlocked ...

Description: Precise timing has always been a foundational aspect of electronics and system design. What's changed is when engineers address it. Timing is no longer an afterthought-selected late in the design ...

Description: Today's electric grids are no longer simple or centralized. Distributed power, renewable integration and legacy infrastructure make them complex to manage, demanding real-time precision to avoid ...

Description: Modern defense and aerospace systems demand compact, high-frequency, and robust interconnect solutions capable of handling both RF and signal requirements in harsh environments. This presentation ...

Description: Effective communication is essential for any coordinated military operation. On a modern battlefield, numerous radio systems often operate in close proximity, each needing access to specific channels. ...

Description: As one of the fundamental signal processing components in RF and microwave circuits, filters play a critical role in determining any system's ultimate performance ...

Description: This document defines parameters that are important to understand when specifying Anatech filters and filter-based products. Many of the parameters or specifications described below apply to other ...

Description: RF & microwave filters have long been a comparatively simple solution for eliminating interference. However, specifying filters effectively requires some basic knowledge about key performance ...

Description: Lumped Element (LC) Filters ...

Description: As one of the fundamental signal processing components in RF and microwave circuits, the filter plays a critical role in determining any system's ultimate performance ...

Description: In complex electromagnetic environments, UAVs face various intentional and unintentional radio frequency interference, which can block or spoof control and data transmission links, leading to loss of ...

Description: Wearables have enjoyed a meteoric rise in popularity in recent years to the point that one in four of us now wear a smart connected device. Fifteen years ago, it was one in 100 people[1]. This growth ...