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fan out

To direct one signal into multiple receivers. See port multiplier.



port multiplier

Also called a "fan-out," it is a device that expands one physical socket/jack into several. For example, an eSATA port multiplier allows multiple external SATA drives to be connected to one eSATA port on the computer. Also called a "port expander," another example is a USB hub, which allows multiple USB devices to work with one USB port on the computer. See SATA and USB.



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