Request InfoYokogawa Europe BVA new portable optical time-domain reflectometer (OTDR) from Yokogawa Test & Measurement delivers enable automatic characterization of optical fiber in the field. The AQ7280 is based on a plug-in modular design that allows it to be configured for a range of network environments and topologies from fiber-to-the-home (FTTH) to metro and core networks. A battery pack allows more than 10 hours of continuous operation. 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