Re: SADL or EPLRS

Hi John, 

You MIGHT be able to find the contact person for the system. 
Probably your first task... followed by trying to open a very, 
very friendly dialog with said person(s). 

Advise them they are able to operate their EPLRS System below 
420 MHz where the interference would be less to BOTH parties. 

A sidebar question of user authority in the band is based on 
emission designators. Although the Military may be a primary 
user in the band, their operation as the primary user does not 
include the type of emissions (emission designation) output 
from an EPLRS system.  Depending on which wind-mill you want 
to chase... a case can be presented where the EPLRS emissions 
are secondary to Amateur operation and the resultant interference 
is a secondary service, which you could request be relocated. 

The only real world fix is to find the right person(s), provide 
reasons why their relocation down the band would be prudent and 
hope like hell they are reasonable. With the proper politics 
information and attitude you might have some luck (like I/we did).

Then along cave Pave Paws... 

EPLRS will sound like a popping noise in your repeater receiver. 

good luck 

s. 


> "WD7F - John in Tucson" <[EMAIL PROTECTED]> wrote:
>
> It appears that we (mouse in pocket etal) have SADL/EPLRS problems
on a few 
> UHF machines here in Tucson.  Anybody had any dealings with this
government 
> muti agency system causing problems?
> 
> SADL:  Situation Awareness Digital Linking
> EPLRS:  Enhanced Position Pocation Reporting System
> 
> We have A-10s and EC-130s here and many other agencies that probably
are 
> using this stuff in the 430 - 450 MHz range.
> 
> I get the feeling that I've opened a can of worms.
> 
> de WD7F
> John in Tucson
>


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