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agashka
on Oct 23, 2013
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NASA Laser Communication System Sets Record with T...
wouldn't it be less then RF? Radio Frequencies travel at the speed of sound, while lasers would be light-speed, from my understanding. I'd really love some insights on this!
EDIT: I still need to learn a lot on signals!
zargon
on Oct 23, 2013
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Radio is not sound, it is an electromagnetic wave that travels at the speed of light.
robin_reala
on Oct 23, 2013
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Radio waves are EM waves, same as light. They all travel at c.
16s
on Oct 23, 2013
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Speed of light, not sound.
robodale
on Oct 23, 2013
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oh boy.
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EDIT: I still need to learn a lot on signals!