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This application note compares a traditional and complex test method that uses transmission wavelengths to an innovative and simple test solution that uses a filtered out-of-band wavelength.

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

This application note presents in-band OSNR measuring techniques become essential to accurately measure the OSNR in reconfigurable networks.

This application note examines a case in point in which the CENX and EXFO partnership has created an end-to-end, service-assurance solution that provides visibility to the end user over multiple netwo...

This application note explains why it is important to test for chromatic dispersion and polarization mode dispersion, especially with the penetration of 40 Gbit/s, or OC-768/STM-256.

This application note explores ODU0/ODUflex as their implementations in the OTN technology are key enhancements in the transport network.

This article provides an overview of EXFO's AXS-200/600 copper family testers, designed to deploy advanced, high-rate, triple-play services in a competitive and cost-constrained environment.

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 presents the various applications and advantages of vertical-cavity surface-emitting lasers.

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