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Urukhayy2014-10-23 12:23:06
Computer networks
Urukhayy, 2014-10-23 12:23:06

Wire vs radio?

Which Internet do you think is the fastest?
Let's discard the blocking of traffic and speed by providers, imagine 2 ways to transfer bits :) - wire and not wire. For example: optical fiber and satellite Internet. What will be faster?

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5 answer(s)
S
Sergey, 2014-10-23
@begemot_sun

Optics are definitely faster. By the way, optics is not a wire. The wire is not coax. So you already decide what you need.

A
Alexander Karabanov, 2014-10-23
@karabanov

It's not about opinion. The facts show that only optics are better than copper wires. Forget about the radio outside the apartment, you can use the radio only if there are no other options left.

O
oia, 2014-10-23
@oia

optics and there are new transmission options over copper

P
Puma Thailand, 2014-10-23
@opium

Satellite Internet is such a big angle with satellite frames and wild ping, there is nothing to compare here, this one is like asking what is better than a shovel or an excavator.

T
throughtheether, 2014-10-24
@throughtheether

If there are two points, and between them it is necessary to transfer data, then I would prefer to sort the various options as follows:
1) Optical fiber. The highest, in my opinion, noise immunity, the possibility of increasing throughput in the future when replacing transceivers (xWDM, etc.). Galvanic isolation of transceivers, which is sometimes very important.
2) All that is called the word "copper". Twisted pair, coaxial cable, etc. Here, many nuances appear depending on the distance between the receiver and transmitter, noise immunity requirements, and so on.
3) Electromagnetic radiation through the "ether". Optics (AOLS), radio relay communication, wi-fi, satellite communication. The main problem here is that you have no control over the transmission medium, in particular, its characteristics (which depend on the weather) and the electronic environment. You may need to obtain a license. In addition, as it was rightly noted, satellite communications is a separate issue.

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