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Transmission Line Theory: Observing the Reflection Coefficient and Standing Wave

Transmission Line Theory: Observing the Reflection Coefficient and Standing Wave

Learn about radio frequency (RF) wave propagation and reflection via transmission lines, equations, and example waveforms.


Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Investigating Lossless Transmission Line Phase Constant and Infinite Bandwidth

Learn how to derive the wave equations for a lossless transmission line and look at its infinite bandwidth and phase constant.


Wolfspeed 62mm All-Silicon Carbide Half-Bridge Modules | Featured Product Spotlight

Wolfspeed 62mm All-Silicon Carbide Half-Bridge Modules | Featured Product Spotlight

This Featured Product Spotlight is part of a video series exploring the specifications, applications, and market context of new products.


TRACO Power TMR 12WI Isolated 12W DC/DC Converter Modules | New Product Brief

TRACO Power TMR 12WI Isolated 12W DC/DC Converter Modules | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


A Primer on Digital Pulse Amplitude Modulation

A Primer on Digital Pulse Amplitude Modulation

An encoding technique used for digital communication, pulse amplitude modulation (PAM) converts a discrete-time signal into a variable-amplitude continuous-time signal that is suitable for high-speed wired communication systems.


Oliver Heaviside: The Self-taught Pioneer of Electromagnetism and Vector Calculus

Oliver Heaviside: The Self-taught Pioneer of Electromagnetism and Vector Calculus

From the coaxial cable to the bounce-back effect of radio waves against the ionosphere, Heaviside’s contributions have stood the test of time.


News Jan 21, 2023 by Biljana Ognenova
Panthronics Claims First One-chip Listener IC for NFC Wireless Charging

Panthronics Claims First One-chip Listener IC for NFC Wireless Charging

The company’s new chip gives engineers an all-in-one solution to incorporate NFC wireless charging in their smallest devices.


News Jan 20, 2023 by Aaron Carman
MURATA Type 1DX Wi-Fi® 11b/g/n + BLUETOOTH® 4.2 Module | New Product Brief

MURATA Type 1DX Wi-Fi® 11b/g/n + BLUETOOTH® 4.2 Module | New Product Brief

This New Product Brief (NPB) is part of a video series highlighting the features, applications, and technical specs of newly-released products.


RF Design Basics—Introduction to Transmission Lines

RF Design Basics—Introduction to Transmission Lines

Learn about voltage waves and how they relate to an important basic concept of radio frequency (RF) circuit design: transmission lines.


Silicon Labs xG24 Dev Kit for EFR32BG24 Wireless SoCs | Featured Product Spotlight

Silicon Labs xG24 Dev Kit for EFR32BG24 Wireless SoCs | Featured Product Spotlight

This Featured Product Spotlight is part of a video series exploring the specifications, applications, and market context of new products.


Apple’s Exodus From Outsourcing Continues With Plans to Drop Broadcom Chips

Apple’s Exodus From Outsourcing Continues With Plans to Drop Broadcom Chips

New reports indicate that Apple will be developing its own Wi-Fi and Bluetooth chips.


News Jan 11, 2023 by Jake Hertz
A New Global Standard for at-a-Distance RF Wireless Charging is Here

A New Global Standard for at-a-Distance RF Wireless Charging is Here

AirFuel RF gives wirelessly powered devices a method of supplying power without creating restrictions on placement.


News Jan 10, 2023 by Aaron Carman
The Sun Has Officially Set on 3G: A Look Back at Its Origin and Impact

The Sun Has Officially Set on 3G: A Look Back at Its Origin and Impact

On Dec. 31, 2022, Verizon was the last major U.S. carrier to disconnect customers still using 3G. Here's a look back on the network that offset the mobile revolution.


News Jan 09, 2023 by Lianne Frith
On SpaceX Rocket, Caltech Prototype Tests Way to Beam Solar Power to Earth

On SpaceX Rocket, Caltech Prototype Tests Way to Beam Solar Power to Earth

On SpaceX's recent launch, Caltech sent its Space Solar Power Demonstrator (SSPD) into orbit to harvest solar power in space and transmit it to Earth.


News Jan 06, 2023 by Darshil Patel
From RISC-V to 3D NAND Technology—Looking Back at the Trends of 2022

From RISC-V to 3D NAND Technology—Looking Back at the Trends of 2022

Catch up on some of the technology and industry trends we’ve noticed from 2022.


News Dec 31, 2022 by Kimber Wymore
Editor’s Choice: Wrapping Up 2022 With Our Top 10 Technical Articles

Editor’s Choice: Wrapping Up 2022 With Our Top 10 Technical Articles

As 2022 comes to an end, we wanted to share All About Circuits’ most memorable technical articles of the year.


News Dec 30, 2022 by Kimber Wymore
Editor’s Choice: Round Out 2022 With Our Top 10 News Articles

Editor’s Choice: Round Out 2022 With Our Top 10 News Articles

Take a journey back in time to remember some of the tech and events from the world of electronics in 2022.


News Dec 27, 2022 by Kimber Wymore
To Measure Earth’s Water, NASA Satellite Relies on a Ka-band Radar Interferometer

To Measure Earth’s Water, NASA Satellite Relies on a Ka-band Radar Interferometer

Using radar technology onboard a satellite, NASA’s latest launch is mapping the planet’s water supply and helping combat climate change.


News Dec 26, 2022 by Aaron Carman
Designing a Quadrature Network Using an All-pass Filter

Designing a Quadrature Network Using an All-pass Filter

Quadrature networks convert a single input signal into two outputs with a 90-degree phase difference. This article explains how to design quadrature networks using all-pass filters.


Projects Dec 23, 2022 by John Woodgate
NIST’s Wi-Fi System Pinpoints People Struggling to Breathe

NIST’s Wi-Fi System Pinpoints People Struggling to Breathe

NIST researchers recently developed the BreatheSmart algorithm, which detects abnormal respiration without using any new hardware.


News Dec 22, 2022 by Aaron Carman