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Officials feared the brackish storm water that poured into tunnels could corrode vulnerable signal and switching systems, complicating the task of reopening a bus and rail system that ferries 8.5 million passengers on a typical workday.
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Officials feared the brackish storm water that poured into subway tunnels and onto tracks could corrode vulnerable signal and switching systems, adding to the time workers will need to reopen the MTA's full system, which ferries 8.5 million passengers on a typical workday.
WSJ: Buses Back, But Subways Could Take Days Longer
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This provides a means of switching a signal between two wavelengths a neat trick for using bandwidth more effectively.
ECONOMIST: A new approach to making optical fibres
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Right now, cross-connects have to convert light impulses into electrons before switching a signal and sending it back out as light.
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And they may also allow the development of purely optical switches, which would eliminate the need to convert a light signal into an electronic one before such switching can be accomplished.
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Called UMA (Unlicensed Mobile Access), the technology is designed to provide better call quality indoors (where your cell shouldn't otherwise work, natch) by switching over from a weak cell signal to a stronger in-home WiFi signal.
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This tax-switching program would merely undo an accidental and deleterious price signal.
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Long before my translator - who is switching form Greek to Arabic to French - gets it right, Mr Lamhoud's hand movements signal what happened.
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