Posted by Richard Harison on 11/09/06 17:53

3 ns for a 3 foot run!

--
All the Best
Richard Harison
"Randy Yates" <yates@ieee.org> wrote in message news:m364dpbe6t.fsf@ieee.org...
> "Richard Harison" <noway@invalid.com> writes:
>
>> Cable length does make a difference as to how fast a signal travels between
>> the
>> input of the cable and the output. Signal passing through as 6' cable takes
>> twice as long as one through a 3' cable. The bugaboo is since that signal is
>> traveling at the speed of light, now many gizzilionths of a second is that?
>
> About six nanoseconds. (Rough rule-of-thumb is 1 nsec/foot.) "Nano" is
> 1x10^(-9).
>
> --RY
>
>>
>> --
>> All the Best
>> Richard Harison
>> "Matthew L. Martin" <nothere@notnow.never> wrote in message
>> news:12l4vn3kn7f4ka2@corp.supernews.com...
>>> Guest wrote:
>>>
>>> Complete nonsense, snipped!
>>>
>>> The clock in embedded in the signal. The data arrives with its own clock,
>>> there is no "faster" or "slower". Anything other than correct is broken.
>>> That
>>> is how digital transmission works.
>>>
>>> Matthew
>>>
>>> --
>>> Thermodynamics and/or Golf for dummies: There is a game
>>> You can't win
>>> You can't break even
>>> You can't get out of the game
>>
>>
>>
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> --
> % Randy Yates % "She tells me that she likes me very much,
> %% Fuquay-Varina, NC % but when I try to touch, she makes it
> %%% 919-577-9882 % all too clear."
> %%%% <yates@ieee.org> % 'Yours Truly, 2095', *Time*, ELO
> http://home.earthlink.net/~yatescr



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