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This article demystifies how EXFO's optical calibration system can guide you through the calibration of power meters, covering issues such as traceability and technical characteristics of detectors.

This article reviews the basics of light-emitting diodes (LEDs)—whether they are edge-emitting (EELED), surfaceemitting, or super-luminescent diodes (SLEDs)—in test and measurement applications.

This article provides an overview of polarization,a common factor in a number of phenomena that must be characterized if high-bandwidth systems are to attain their full potential.

This article describes years of expertise to provide background on nanopositioning motors.

This article provides an overview of the inchworm motor technology and how it is used to assure precise positioning.

This article shows the importance of relying on network/component test equipment featuring a built-in signal-conditioning tool to identify issues and validate the design of components in order to opti...

This article shows a simple and economical way to quickly identify and locate bridged taps before they impact new services, or to quickly find and remove them when they do, and to restore QoS and QoE.

This technical note introduces a novel measurement method using a tunable random-scrambling POTDR (RS-POTDR).

This article introduces NQMS, designed to combine all of the traditional measurements such as noise, echo, and MOS voice quality with the new VoIP parameters, creating a complete QoS report card for a...

This article presents a principle that could be applied a new generation of “non-intrusive” clip-on instruments for signal monitoring or power measurement.