1. Devices or circuits that separate a single input signal into multiple output signals, reversing the function of a multiplexer.
Usage: technical; electronics and telecommunications; plural form of demultiplexer

Examples

• The demultiplexers in the communication system split the combined signal back into separate channels.
• Modern fiber-optic networks use demultiplexers to distribute wavelengths to different destinations.
• The engineer installed demultiplexers to route the data streams to their respective processors.
• Demultiplexers are essential components in digital television broadcasting systems.
• The circuit board contained several demultiplexers for managing multiple input sources.