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This article gives a typical example of a Microsoft Visual Basic program, designed to control EXFO’s tunable laser source and PDL meter to measure a component’s PDL as a function of wavelength.

This article reviews the critical parameters of TLS applicable to EDFA and system testing; it also examines the performance characteristics of a tunable DFB laser source.

This technical note provides an overview of EXFO's fully qualified and automated in-house power meter calibration system (EPMCS).

The ARU-100 helps evaluate HPNA networks for impairments and their ability to support triple-play services delivered by FTTx networks.

This article explains how EXFO’s DFL-5720 Digital Frequency-Locking System can simplify the implementation of a closed-loop process required for blocking a test laser frequency to perform alignments, ...

This article presents the DFL-5720, a practical instrument that can serve wavelength-locker manufacturers and designers due to its ability to support just about any locking configuration.

This article demonstrates how optimizing and controlling the UV curing process are essential in the manufacturing of reliable medical devices.

This application note presents the FTB-5500B PMD Analyzer, based on the generalized interferometric method, allowing you to test whole links in one test sequence.

This application note presents the FTB-5500B PMD Analyzer, based on the generalized interferometric method, allowing you to test whole links in one test sequence.

This article presents the key factors to take into consideration when performing successful spectral analysis.