Electro Standards Laboratories Datasheets for Network Repeaters and Extenders

Networking repeaters regenerate incoming electrical, wireless, or optical signals to preserve signal integrity and extend the distance over which data can travel. They are often used to connect cable segments in IEEE 802.3 networks.
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Product Name Notes
Fiber Repeater with RS-232 Monitor Port -- Model 4154 HP RS-232 Traffic Monitor port via a DB9 connector. Provides full galvanic isolation (no metallic connection) between the fiber ports and the RS-232 monitor port. Allows the interference-free fiber optical transfer...