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Live-Fiber OTDR Testing: Traffic and Measurement Impairments

This technical note provides some experimental results and a few design rules to adequately address the Raman scattering problem.

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The Value of Synchronization Testing

This application note explores the need to evaluate or re-evaluate not only how network testing is performed, but also what is being tested to ensuring the proper timing of a SONET/SDH network.

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A Brief Overview of 10 Gigabit Ethernet

This technical note provides an overview of Gigabit Ethernet, positioned to be a key technology in LAN, access, metro, and long-haul network deployments.

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The EXFO Radiometer

This article introduces the EXFO Radiometer, which drastically reduces the measurement inaccuracies caused by filter transmission limitations and the effects of measurement geometry found in other rad...

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IQS-12008 All-Band Component Analyzer System: Accurate and Reliable Measurements Across the Bands

This application note explains many of the important details and design parameters that allow the IQS-12008 to attain performance objectives; it also discusses wavelength and loss measurement accuracy...

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TDM Circuit Turn-Up Made Easy with the Compact SONET/SDH Analyzer

This application note highlights how EXFO’s FTB-8120 and FTB-8130 Transport Blazer modules offer field technicians all the critical test tools they need to conduct their test activities.

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IPTV Testing over DSL

This application note discusses the basic properties that define video over ADSL2+ streaming, the measurement principles behind IPTV QoS, and how EXFO’s solutions can play a role in helping to deliver...

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Using an OSA to Measure PMD in the Field—Test Case

This application note presents various PMD measurement approaches as well as a specific test case.

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Active Ethernet: Frequently Asked Questions

This application note presents an overview of Ethernet.

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Using Media Delivery Index on the FTB-8510B Packet Blazer™ Ethernet Test Module (IPTV Option)

This application note provides an overview of the IPTV testing option of the FTB-8510B, to monitor the critical points in the network.

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