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countable and uncountable, plural bandwidths
The width, usually measured in hertz, of a frequency band. quotations examples
But now is a good time to be bargaining for bandwidth, as the switch from analogue to digital television is freeing up space.
2010 October 30, Jim Giles, “Jammed!”, in New Scientist
(of a signal) The width of the smallest frequency band within which the signal can fit. examples
(networking, informal) The rate of data flow in digital networks typically measured in bits per second; the bitrate. quotations examples
While comm buoys allow rapid transmission, there is a finite amount of bandwidth available. Given that trillions of people may be trying to pass a message through a given buoy at any one time, access to the network is parceled out on priority tiers.
2008, BioWare, Mass Effect (Science Fiction), Redwood City: Electronic Arts, PC, scene: Communications: Administration Codex entry
(informal) The capacity, energy or time required. examples