Definition of "multiplexer" [multiplexer]

• A device that interleaves several activities; a switching device. (noun)
• A device that combines several input signals into a single output signal. (noun)

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• "With half the station's cooling gone, flight controllers were forced to shut down two of the station's four U.S. control moment gyroscopes, used to help maintain the lab's orientation in space, one communications channel, several solar power current converters and a variety of computer control boxes known as multiplexer-demultiplexers."
• "RAD Data Communications has released a fibre-optic multiplexer, which is designed to address the needs of carriers and service providers, mobile operators and large enterprise applications."
• "Multiple Devices Can Be Multiplexed into a Single Physical Channel Data Data channels channels A A Physical channel B B C C Multiplexer Multiplexer A multiplexer is a physical layer device that combines multiple data streams into one or more output channels at the source."