All About Circuits

Latest Communication Articles and Videos

Categories

Understanding the Third-Order Intercept Point of a Cascaded System

Understanding the Third-Order Intercept Point of a Cascaded System

Using the third-order intercept point (IP3) metric, we examine how the nonlinearity of individual gain stages in a cascaded RF system affects the linearity performance of the cascade as a whole.


Introduction to Narrowband Angle Modulation

Introduction to Narrowband Angle Modulation

Using a simple example, this article examines the frequency spectra of frequency-modulated (FM) and phase-modulated (PM) waves for a low modulation index.


Carbon-Capture ‘Mars’ Batteries Move Closer to Reality

Carbon-Capture ‘Mars’ Batteries Move Closer to Reality

Scientists boosted lithium-carbon dioxide batteries’ performance and life cycle, showing promise for use on Mars and Earth.


News Jun 13, 2025 by Kevin Clemens
Understanding the Differences Between Phase and Frequency Modulation

Understanding the Differences Between Phase and Frequency Modulation

Learn why phase modulation (PM) and frequency modulation (FM) can produce waveforms that are nearly identical or completely different from one another, depending on the nature of the message signal.


A Guide to Calculating IM3 and IP3 for Nonlinear RF Circuits

A Guide to Calculating IM3 and IP3 for Nonlinear RF Circuits

Learn to confidently determine intermodulation distortion products and the third-order intercept point of RF circuits by working through a selection of example problems.


Startup Intros ‘Most Advanced’ Multi-Gigahertz Timing and Clock Devices

Startup Intros ‘Most Advanced’ Multi-Gigahertz Timing and Clock Devices

Unveiled today, the new timing chips from Mixed-Signal Devices offer 2 GHz performance and use scalable CMOS to overcome the limits of analog alternatives.


News Jun 03, 2025 by Jeff Child
Using Instantaneous Frequency to Represent PM and FM Signals

Using Instantaneous Frequency to Represent PM and FM Signals

In this article, we’ll explore the mathematical relationship between phase modulation (PM) and frequency modulation (FM). We’ll then learn how a PM modulator can be used to generate FM signals, and vice versa.


Understanding Intermodulation Distortion and the Third-Order Intercept Point In RF Systems

Understanding Intermodulation Distortion and the Third-Order Intercept Point In RF Systems

Learn how the two-tone input test helps us evaluate the nonlinearity of RF systems operating on real-world signals.


3 New Power MOSFETs Offer Improved System Performance

3 New Power MOSFETs Offer Improved System Performance

The latest devices from Microchip, Rohm, and SemiQ offer enhanced radiation protection, increased operation range, lower conduction losses, and faster switching frequencies.


News May 16, 2025 by Jake Hertz
Phoenix Contact ArcZero Series DC Connectors | Digital Datasheet

Phoenix Contact ArcZero Series DC Connectors | Digital Datasheet

Phoenix Contact ArcZero Series DC Connectors offer arc-free, load-safe connectivity with tool-free locking for quick, low-maintenance operation. Watch and learn all about their features, specs, applications, and more!


The Impact of Non-Terrestrial Networks on Current and Future Global Connectivity

The Impact of Non-Terrestrial Networks on Current and Future Global Connectivity

This article looks at the current status and likely direction of non-terrestrial networks (NTNs), with a focus on practical considerations for early adopters of this new technology.


Exclusive Interview—AMD Discusses Edge AI, Embedded x86, Adaptive SoCs, and More

Exclusive Interview—AMD Discusses Edge AI, Embedded x86, Adaptive SoCs, and More

In this exclusive Embedded World 2025 interview, we talk to AMD’s Kirk Saban about edge AI, ASICs vs. FPGAs, Adaptive SoCs, embedded x86, and the outlook ahead.


News Mar 21, 2025 by Jeff Child
Introduction to Modulation Techniques in RF Systems

Introduction to Modulation Techniques in RF Systems

In this article, we discuss the basics of RF modulation and how it affects the performance of communication systems.


Why Class D Amplifiers Need Anti-Parallel Diodes

Why Class D Amplifiers Need Anti-Parallel Diodes

Learn how anti-parallel diodes protect Class D amplifiers from the effects of reactive loads and inductive kickback.


Navy Nuclear Fleet Gets Super-Fast, Super-Silent Circuit Breakers

Navy Nuclear Fleet Gets Super-Fast, Super-Silent Circuit Breakers

Menlo Micro will develop a 1 kV/10 kA circuit breaker with enhanced performance for Navy electrical distribution systems.


News Aug 23, 2024 by Shannon Cuthrell
Amphenol DDR5 SO-DIMM Connectors | New Product Brief

Amphenol DDR5 SO-DIMM Connectors | New Product Brief

Amphenol DDR5 SO-DIMM Connectors transform high-speed data processing with their compact and efficient design, being half the size of regular DIMMs. Watch and learn all about their features, specs, applications, and more!


Freeing EEs to Design Like Tony Stark

Freeing EEs to Design Like Tony Stark

Tomide Adesanmi, co-founder and CEO of Circuit Mind, aims to release engineers from the tyranny of reading datasheets, building spreadsheets, and drawing circuit symbols so they can focus on design innovation and circuit optimization.


Würth Elektronik N Type Coaxial Connectors & Cable Assemblies | New Product Brief

Würth Elektronik N Type Coaxial Connectors & Cable Assemblies | New Product Brief

Würth Elektronik WR-NTYPE series offers a comprehensive selection of N Type Coaxial Connectors and Cable Assemblies, including PCB connectors, panel connectors, adapters, and pre-assembled cable solutions. Watch and learn all about their features, specs, applications, and more!


All About Circuits Looks Ahead at Embedded World 2024

All About Circuits Looks Ahead at Embedded World 2024

Check out the technologies and products these leading companies plan to showcase at next week's Embedded World trade show in Nuremberg, Germany.


News Apr 03, 2024 by Jeff Child
Special Feature: Connectors Eye High Density and Performance

Special Feature: Connectors Eye High Density and Performance

To meet demands for higher densities, faster performance, and compliance to open standards, connector manufacturers are racing to keep pace.


News Mar 31, 2024 by Jeff Child