[time-nuts] Timing Distribution in Mountainous Terrain

[Don Latham]

jees, Bob, it's called a TDR
----- Original Message ----- 
From: "Bob Camp" <lists at rtty.us>
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Sent: Friday, September 10, 2010 9:27 PM
Subject: Re: [time-nuts] Timing Distribution in Mountainous Terrain


> Hi
>
> The assumption is that you can "bounce" a pulse off the far end of a 
> single fiber or coax to read  it's delay.
>
> Bob
>
>
>
> On Sep 10, 2010, at 10:09 PM, "J. L. Trantham" <jltran at att.net> wrote:
>
>>
>>
>> -----Original Message-----
>> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>> Behalf Of Stanley Reynolds
>> Sent: Friday, September 10, 2010 7:13 PM
>> To: Discussion of precise time and frequency measurement
>> Subject: Re: [time-nuts] Timing Distribution in Mountainous Terrain
>>
>>
>> How to keep hundreds of miles of copper stable or predict it's delay ?
>>
>> Stanley
>>
>>
>>
>> Would temperature changes over any consecutive 6 day period create a 30
>> change (assuming the 'central station' is indeed central)?
>>
>> And, if so, would that make any difference in position accuracy since all
>> stations would have the same or similar error?  Oops, there I go again
>> thinking as a 'user' :>).
>>
>> Joe
>>
>>
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>
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