Latest Test & Measurement Articles and Videos

Build your own TDR out of a scope and a signal generator to troubleshoot long cable runs and impedance mismatches.

Build your own TDR out of a scope and a signal generator to troubleshoot long cable runs and impedance mismatches.

Part 5 in the “How to Make an Ambient Light Monitor” series.

Part 5 in the “How to Make an Ambient Light Monitor” series.

A guideline for proper considerations when making electrical platforms that can be easily, cheaply, and quickly…

A guideline for proper considerations when making electrical platforms that can be easily, cheaply, and quickly manufactured. The purpose and methods of proper board design, validation, testing, and technical support is discussed, from small to large scale production.

Create a smart home by displaying the current salt level of your water softener with the CC3200 and a proximity sensor.

Create a smart home by displaying the current salt level of your water softener with the CC3200 and a proximity sensor.

Control systems engineering requires knowledge of at least two basic components of a system: the plant, which describes…

Control systems engineering requires knowledge of at least two basic components of a system: the plant, which describes the mathematically described behavior of your system, and the output, which is the goal you are trying to reach.

Part 4 in the “How to Make an Ambient Light Monitor” series

Part 4 in the “How to Make an Ambient Light Monitor” series

A look back at National Instruments' Week, a technology conference held in Austin, TX, from August 3-6th every year.…

A look back at National Instruments' Week, a technology conference held in Austin, TX, from August 3-6th every year. Attended by major players in nearly every industry, this event sets out to determine the course of technology.

An introduction to the properties and purposes of a negative resistance device. Later articles will extend to negative…

An introduction to the properties and purposes of a negative resistance device. Later articles will extend to negative impedances and some applications.

The use of dependent sources when using Nodal Analysis.

The use of dependent sources when using Nodal Analysis.

LTSpice possesses several features that can be used to test your design beyond simple transient analysis and AC sweeps.…

LTSpice possesses several features that can be used to test your design beyond simple transient analysis and AC sweeps. This article will go over a few advanced functions.

This article describes in detail the connections necessary for two way communications between PICAXE microcontrollers and…

This article describes in detail the connections necessary for two way communications between PICAXE microcontrollers and personal computers. Both serial connections and USB to serial conversion connections are covered.

An in-depth look at transformer isolation. Electrical isolation is necessary to protect circuits, equipment, and people…

An in-depth look at transformer isolation. Electrical isolation is necessary to protect circuits, equipment, and people from shocks and short circuits, as well as to make accurate measurements. Isolation transformers are one way to go.

Thin-film transistor displays are predicted to be the future of car displays. But they may be already overtaken by LCD…

Thin-film transistor displays are predicted to be the future of car displays. But they may be already overtaken by LCD quantum-dot displays.

Learn how to use an EFM8 microcontroller to convert current and voltage measurements to digits that can be displayed on…

Learn how to use an EFM8 microcontroller to convert current and voltage measurements to digits that can be displayed on an LCD. We'll discuss a convenient way to report analog-to-digital conversion values that represent current and voltage amplitudes.

Use the EFM8’s USB functionality to transfer an image from your PC to an LCD.

Use the EFM8’s USB functionality to transfer an image from your PC to an LCD.

The 08M2 is the smallest member of the PICAXE family of microcontrollers; it is inexpensive, versatile, and easy to…

The 08M2 is the smallest member of the PICAXE family of microcontrollers; it is inexpensive, versatile, and easy to program using free software.

This article describes certain special cases when performing nodal analysis.

This article describes certain special cases when performing nodal analysis.

This article describes the technical aspects of Performing Mesh analysis with Dependent Sources.

This article describes the technical aspects of Performing Mesh analysis with Dependent Sources.

Learn about devices and techniques used for in-circuit monitoring of currents and voltages.

Learn about devices and techniques used for in-circuit monitoring of currents and voltages.