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What is AEC cable ? The difference with ACC cable

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  AEC ( Active Ethernet Cable)  is a  high-speed direct-attach cable with built-in electronics  that require power to actively process and enhance signals. Think of it as a "smart cable" with its own processing chips. Core Characteristics: 1. Active Electronics:  Contains integrated circuits (ICs) in the connectors that  amplify, reshape, or convert  signals. 2. Requires Power:  Draws small amounts of power (typically 1-4W) from the host device (switch/NIC) to operate its chips. 3. Extended Reach:  The primary purpose— to achieve longer distances than passive cables  at high speeds. 4. All-in-One Design:  A complete, plug-and-play solution; modules are permanently attached. What Does "Active" Actually Do? At high speeds (especially 25G+), electrical signals degrade quickly over distance. The "active" components solve this: In  copper-based AECs : Chips act as  signal boosters/equalizers  to combat high-frequency loss....