how does a cable modem work?

ipod | 20:47 Wed 07th Mar 2007 | Computers

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I'm doing a home learning course and a bit puzzled by the above question. Does a cable modem use RF signals modulated using FSK/PSK/QAM, or does it use optic fibre and laser beams to bounce the signal through the fibre itself.

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OBonio

Cable uses fibre. Dial up modems use PSK or QAM.

ACtheTROLL

ipod

just post the course ... we'll sort it out and just let you know if you pass or fail

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