[TowerTalk] Noise and WANs

[N0TT@ juno.com]

Hi Ford,

To parrot what the FCC and the ARRL has said in the
past..."make a recording of the interference or it
never happened"...since you are using a spectrum
analyzer at video tape might be handy.

73,
Charlie, N0TT

On Sun, 16 Sep 2001 22:49:25 -0500 "Ford Peterson" <ford@cmgate.com>
writes:
>
>Monday night I am sponsoring a picnic for the local ham radio club.  
>One of
>the members works for the WAN company (ISP) and is bringing his mobile 
>2.4
>GHz Wide Area Network setup in his pickup truck to demonstrate 
>500MB/Sec WWW
>interconnect from the vehicle.
>
>Deep Background:
>This WAN is operating in southern Minnesota.  It is apparently the 
>largest
>RF based WAN in the world.  It goes from Central MN to the IA border 
>(about
>125 miles square--just a guess).  This company has been suspected of 
>causing
>unusual noises on the bands, including lots of falsing of repeaters 
>near
>nodes (nodes are located on a 5-7 mile grid throughout the area).  It 
>is an
>ethernet based structure.  A technician for the company has admitted 
>that
>some of the equipment does not (and may not) meet FCC rules but I 
>couldn't
>get him to elaborate as to how.
>
>The Plan:
>They don't know it but while they are demonstrating their blazing fast
>transfer rates right on my property, I am going to be in the shack 
>taking
>notes off the screen of my spectrum analyser and radios (HF, VHF,
>UHF)--located only 150 feet from the demonstration.
>
>Question:
>What tests should I (can I) perform to identify possible noise 
>signatures
>eminating from their equipment?  Your thoughts would be greatly 
>appreciated.
>
>Ford-N0FP
>ford@cmgate.com
>
>
>
>
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-----
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Submissions:              towertalk@contesting.com
Administrative requests:  towertalk-REQUEST@contesting.com
Problems:                 owner-towertalk@contesting.com