Latest Test & Measurement Articles and Videos

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Learn by Example—Using an Impedance Smith Chart

Learn how a series RLC circuit with arbitrary component values can be represented as a point on the Smith chart and how an impedance contour on the Smith chart can be used to describe the circuit's frequency response.

March 17, 2023 by Dr. Steve Arar

P-Duke TAD50 | Digital Datasheet

This Digital Datasheet is part of a video series that details specific products and technologies and their applications.

March 06, 2023 by P-Duke Power

Receiving and Sampling Signals in Digital Pulse Amplitude Modulation

The receiver in a digital PAM system must sample and measure the amplitude of a signal that is affected by the frequency response of the transmission channel.

March 05, 2023 by Robert Keim

Debugging Common I2C and SPI Problems with Advanced Oscilloscopes

There are a host of tricky challenges that emerge when debugging complicated I2C and SPI errors. Learn how leveraging key features of today’s advanced oscilloscopes can smooth the way.

March 02, 2023 by Daniel Monforte, RIGOL Technologies

Reducing Quantization Distortion Via Subtractive and Non-subtractive Dithering

Learn how dithering can suppress both harmonic and non-harmonic spurs and two different types of dithering systems: subtractive and non-subtractive topologies.

February 24, 2023 by Dr. Steve Arar

RF Design Basics: VSWR, Return Loss, and Mismatch Loss

Learn about voltage standing wave ratio (VSWR), return loss, and mismatch loss, which helps characterize the wave reflections in a radio frequency (RF) design.

February 05, 2023 by Dr. Steve Arar

IEEE Radio and Wireless Week Panel: Getting to D-Band is a Group Effort

At IEEE Radio and Wireless Week 2023, industry leaders in chip fabrication and measurement engaged in a panel discussion to give engineers their opinions on the future of D-band technology.

January 30, 2023 by Aaron Carman

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.

January 27, 2023 by Dr. Steve Arar

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.

January 22, 2023 by Robert Keim

Fluke ST120 & ST120+ GFCI Socket Testers | 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.

January 19, 2023 by Mouser Electronics

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.

December 27, 2022 by Kimber Wymore

Interference Hunting in 5G Networks

Interference hunting is a complex task at the 5G level—mmWave signals behave differently than those at sub-6 GHz. It's less about noise and more about blockage.

December 15, 2022 by Peter Busch, Rohde & Schwarz

PUI Audio AT Waterproof Transducer | 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.

December 13, 2022 by Mouser Electronics

CUI Inc SDM300G-U & SDM300G-UR GaN Adapters | Featured Product Spotlight

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

December 12, 2022 by Mouser Electronics

Digital Square Wave Generator Design Via a Ring Oscillator, 555 Timer, and Arduino

Learn about digital square wave generators using a ring oscillator, a 555 timer-based oscillator, and an Arduino-generated square wave oscillator.

December 11, 2022 by Nicholas St. John

Amphenol / SV Microwave SMP/SMPM/SMPS Surface Mount PCB Connectors | 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.

December 05, 2022 by Mouser Electronics

What is Dithering? Using Dithering to Eliminate Quantization Distortion

Learn how dithering can be added to a signal to improve the performance of an analog-to-digital conversion system by eliminating quantization error and distortion.

December 04, 2022 by Dr. Steve Arar

My Day in Electronica’s Test and Measurement Hall A3

Making use of his Friday at Electronica 2020, All About Circuits’ Jeff Child decided to explore the show’s test and measurement section: Hall A3.

November 23, 2022 by Jeff Child

Op Amp and Transistor-based Analog Square Wave Generator Design

Analog oscillator circuits are commonly used to create square wave clock signals for the timing of synchronous circuits. This article covers the theory, design, and key features of analog square wave generators.

November 13, 2022 by Nicholas St. John

3 Spectrum Analysis Options for Designers Upgrading Their Test Setup

Whether you’re a wireless wizard or an RF rookie, these interesting spectrum analyzers may pack the punch you need to design and test efficiently.

October 29, 2022 by Aaron Carman