Latest Test & Measurement Articles and Videos

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New Eval Tools May Simplify E-Paper Design, the Low-Power Cousin of LCDs

As more engineering teams look to incorporate e-paper displays into their products, proper evaluation tools can help designers cut power and boost memory.

February 17, 2021 by Jake Hertz

Apple Files Three Patents for Biometric Sensor-based Tech Coming Down the Pike

Apple appears to be moving farther into the health market with new patents targeting various metrics of health including AR/VR, glucose monitoring, and clinical sleep analysis.

February 15, 2021 by Adrian Gibbons

Test and Measurement (T&M) Equipment You’ll Need for a Home Laboratory

For some of us, at-home work may be an extended reality beyond 2020. You’ll need the proper tools to accomplish your goals.

February 07, 2021 by Mark Hughes

As mmWave Tech Matures, T&M Equipment and Techniques are Shifting, Too

While millimeter wave technology is by no means new, test and measurement suppliers are releasing innovative tips and equipment to help test engineers address higher-frequency challenges.

January 29, 2021 by Antonio Anzaldua Jr.

Introduction to Thermal Characterization Parameters

In this article, we’ll discuss another group of thermal data, called thermal characterization parameters denoted by the Greek letter Psi (Ψ).

January 14, 2021 by Steve Arar

The Glass Cockpit: The Story of Display Technologies in Space Shuttles

In this final part of the Glass Cockpit series, we look at how displays have reached their current iteration in Space X shuttles.

January 10, 2021 by Steve Taranovich

Display Technologies for Aerospace Applications: The F/A-18 Super Hornet

Learn about real-world display technology design in aerospace applications in a legendary example—the F/A-18 Super Hornet—from an engineer who's flown them.

January 08, 2021 by Steve Taranovich

Touchscreen vs. Button Interface Design: Capacitive and Resistive Touchscreens and Haptics

Learn about some of the most important fundamentals for understanding how interface technologies have evolved.

January 07, 2021 by Steve Taranovich

The Most Significant Cyberattack in History Prompts Questions About Supply Chain Security

The United States is currently dealing with the implications of what experts are calling the most significant cyberattack in its history. What can EEs take from the news?

December 29, 2020 by Jake Hertz

Does Your Oscilloscope Need an Upgrade? New Features Abound from T&M Manufacturers

You may be happy enough with your trusty old oscilloscope, but there are new upgrades and sleek features offered by manufacturers every day. Here's an overview of some of the most recent additions in o-scope technology.

December 22, 2020 by Jake Hertz

How EE Lab Education is Evolving with At-Home Learning

Now that universities are adjusting to the realities of remote learning, how are they accommodating the hands-on aspects of EE lab education?

November 24, 2020 by Tyler Charboneau

How the PowerQuad Co-processor Frees Up CPU Cores in the LPC55S69 MCU

In this article, learn about the PowerQuad co-processor and its role in performing CPU-heavy tasks to allow the Arm Cortex-M33 cores to execute other tasks in the LPC55S69 MCU.

November 19, 2020 by Eli Hughes, NXP Semiconductors

Introduction to JTAG and the Test Access Port (TAP)

In this article, we’re going to be talking about JTAG, the ubiquitous hardware tool used for testing, programming, and debugging.

November 18, 2020 by Sam Gallagher

The Effect of Offset Voltage on a Precision Current Source

In this article, we’ll continue our discussion of an LTspice circuit that helps us to predict how offset-voltage variations will influence circuit performance.

November 13, 2020 by Robert Keim

The Challenges of Characterizing Wide Bandgap Semiconductors

Wide bandgap semiconductors (WBGs) are seen as the future of power electronics. But the challenges to test and simulate their characteristics are slowing widespread adoption.

November 10, 2020 by Nicholas St. John

Performing Worst-Case Circuit Analysis with LTspice

In this article, we'll perform a worst-case analysis in LTspice, using a resistive circuit for a temperature sensor reading as an example.

October 29, 2020 by Ignacio de Mendizábal

Simulating Current-Pump Performance with Tolerance and Temperature

In this article, we use LTspice to analyze the precision of a current-pump circuit when all resistors are non-ideal and temperature is varied across the automotive temperature range.

October 22, 2020 by Robert Keim

LTspice Performance Analysis of a Precision Current Pump

In this article, we will use simulations to assess important aspects of the performance of an op-amp-based current source.

October 20, 2020 by Robert Keim

Finding Statistical Significance from t-Tests Applied to Engineered Systems

This article discusses important aspects of t-testing with the help of the example experiment presented in the previous article.

October 14, 2020 by Robert Keim

Understanding Radiated Electromagnetic Compatibility Tests

This article is the second in a two-part series that reviews the basics of electromagnetic compatibility tests. We'll now turn our attention to radiated EMC tests.

October 13, 2020 by Ignacio de Mendizábal