[HamWAN PSDR] Map of AT&T Wash. Microwave Network - 1976

[Jenny Harkness]

Are there similar maps for the other providers (e.g. Level3, Global Crossing,
Verizon, etc?)

On 5/5/19 8:18 AM, Paul Barwick wrote:
> Thanks!
>
> On Sun, May 5, 2019 at 8:16 AM Randy Neals <randy at neals.ca
> <mailto:randy at neals.ca>> wrote:
>
>     Solid lines are microwave.
>     Beaded lines are coaxial cable
>     Dashed lines are copper. Usually screened pairs.
>
>     Railways became routes for fiber in the competitive telco boom. Usually
>     cable was placed along roads and occasionally along private right of way.
>
>     On Sun, May 5, 2019 at 7:17 AM Paul Barwick <paulbarwick at gmail.com
>     <mailto:paulbarwick at gmail.com>> wrote:
>
>         I  am guessing that the solid lines with the directional markings are
>         microwave paths  I wonder if the dashed lines are following railroad
>         right of ways?  I know that fiber optic cables run along the RR right
>         of way now.  I am not sure if they used to do the same thing with
>         copper.  Now that I think about it, there always used to be overhead
>         cables or wires along the RR right of way.  I had always assumed those
>         were for RR communications.  Perhaps I was wrong and they belonged to
>         someone else who leased the space.
>
>         On Sun, May 5, 2019 at 5:59 AM Darcy Buskermolen <darcyb at gmail.com
>         <mailto:darcyb at gmail.com>> wrote:
>
>             https://www.google.com/maps/d/u/0/viewer?mid=1S7cXpv02lAd4okrYqzDKna7Ekvo&ll=45.268463719529315%2C-122.1243670978431&z=7  
>
>             On Sun, May 5, 2019 at 5:48 AM Skyler F <electricity440 at gmail.com
>             <mailto:electricity440 at gmail.com>> wrote:
>
>                 Where did you get that map? Could I find one of the whole US?
>
>                 On Sun, May 5, 2019 at 2:45 AM Randy Neals <randy at neals.ca
>                 <mailto:randy at neals.ca>> wrote:
>
>                     Many of these sites may sound familiar.
>
>                     image.png
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