[MLB-WIRELESS] Whats Faster ??

[Mikey A]

http://www.amasci.com/miscon/speed.html

Mikey

>Hi,
>
>On 12 Aug 2003, Stygen wrote:
>  
>
>>There is two different questions here.
>>
>>A) What is faster for transferring data?
>>
>>Both Fiber Optic and Copper wired networks can be 10, 100, or 1000
>>Mbps depending on your hardware. 802.11b runs at 11Mbps half duplex
>>(little bit less).  So the cat-5 and fiber optic transfer speed is
>>much faster than 2.4GHz networking using currently available
>>hardware.
>>
>>B) Speed through medium.
>>
>>It wouldn't surprise you to hear that Fiber Optic data travels at
>>the speed of light in plastic (for the sake of argument there is
>>very little difference between the speed in air).  2.4GHz also
>>travels at the speed of light.  The best way to explain this is to
>>compare it to UV light.  You understand that UV light travels from
>>the sun at the speed of light.. well the waves used by 2.4GHz gear
>>travels at comparable speeds, it is the same form of energy, but
>>with a wavelength about a million times larger.
>>
>>Cat5 carries a maximum of 100MHz signal through copper. I could be
>>well wrong here, but my assumption is that the signal is carried
>>through the copper as per current, which involves electrons.  Since
>>it is being transmitted via matter rather than through it, my
>>assumption is that the speed would be more like the speed of sound.  
>>Correct me if wrong.. anyone.
>>    
>>
>
>This page has some useful information about Velocity of Propagation
>(VOP) of various cables:
>
>http://www.tscm.com/riprcop.html
>
>Regards
>
>Jamie
>
>--
>Jamie Lovick    <->  IT Consultant    <-> +614 1479 1681
>Hobby     : Doof.org                   -> jalovick at doof.org
>Director  : Drastic Solutions Pty Ltd  -> jalovick at drasticsolutions.com.au
>----- Public Relations Officer - the Australian Wireless Association -----
>
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>  
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