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Fiber Inspection Probes vs. Fiber-Optic Microscopes

This application note covers the differences between fiber inspection probes and fiber-optic microscopes, two instruments used to inspect connectors.

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Transport and Datacom Testing Requirements for the Dynamic-Cable MSO Business Model

This application note explores the types of traffic that can traverse an MSO network and the various reasons for testing to a set of requirements to ensure that SLAs are being met.

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Multimode Fiber Certification: Light Source Launch Conditions and Encircled Flux Standard

This application note explains how a multimode light source with controlled launch conditions ensures accuracy, reproducibility and consistent loss readings.

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O-Band WDM Bandwidth Expansion and Four-Wave Mixing

This application note explains why it is important for MSOs using multiwavelength transmission in the O band over standard singlemode fiber to understand the four-wave mixing phenomena.

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Fiber Certification

This application note discusses two of the main aspects of fiber certification; namely, industry standards and light source launch conditions.

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Case Study: PMD Measurement on Aerial Fiber under Wind-Induced Oscillations and Vibrations

This article presents interaction mechanisms between aerial cables and wind; it gives an overview of the two embodiments of the SOP SSA method, and presents polarimetric measurement results and compar...

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Characterizing Advanced Modulation Formats Using an Optical Sampling Approach

This article presents instruments that can provide similar information and measurements as real-time electrical sampling solutions, and that can achieve very precise and accurate constellation diagram...

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Planar Lightguide Circuits: An Emerging Market for Refractive Index Profile Analysis

This article discusses glass and silica-based devices, and how they are analyzed during the early stages of fabrication; it also provides an overview of emerging markets for IO devices.

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Universal Test Set: The Benchmark of Outside Plant Fiber-Optic Testing

Overview of the UTS, a mainframe test set that can be customized to perform the specific tests required for each plant and system being used.

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The Importance of IP Header and UDP Checksum

This article focuses on checksums validation analysis, which is the type of analysis performed by service providers as they must analyze higher-layer protocols to ensure proper data integrity at the c...

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