[Scan-DC] MWAA system transmitters

[Ed Tobias]

Andy:

I'm definitely hearing WMAA's talk-groups so perhaps they're sharing the 
Rockville site and control channel frequency.

Ed
----- Original Message ----- 
From: "Andrew Clegg" <w4jecom at w4je.com>
To: "Ed Tobias" <edtobias at comcast.net>
Cc: "Radioman" <radioman at steamboatnews.com>; <scan-dc at mailman.qth.net>
Sent: Tuesday, January 05, 2010 8:50 PM
Subject: Re: [Scan-DC] MWAA system transmitters


> Ed,
>
> Apparently WMATA is assigned the same frequency as the WMAA control 
> channel, and WMATA has a site in Rockville. So maybe that's the strong 
> signal you're getting there?
>
> Andy
>
> On Jan 5, 2010, at 20:07, "Ed Tobias" <edtobias at comcast.net> wrote:
>
>> Thanks to all who replied to this thread.  I doubt that I would hear  the
>> transmitters at IAD or near 267 & 7 and I've heard that the DCA  site, or 
>> all
>> of the sites, have low antennas and power.  So, that could explain  why I
>> can't hear them inside my office at 13th and L, NW even though I'm  on 
>> the
>> South side of the building, with a fairly clear shot toward DCA from 7
>> floors up.  I do, however, hear the trunked systems from Arlington and
>> Fairfax and DC's 450 mHz system.  Guess I'll just have to rely on RR's
>> streaming audio feed when I'm at work.
>>
>> Ed
>>
>> ----- Original Message -----
>> From: "Radioman" <radioman at steamboatnews.com>
>> To: <scan-dc at mailman.qth.net>
>> Sent: Tuesday, January 05, 2010 7:34 PM
>> Subject: Re: [Scan-DC] MWAA system transmitters
>>
>>
>>> I believe there are three simulcast sites.
>>> IAD in the terminal area.
>>> 267 and 7, southwest of the intersection, probably at the Sheraton.
>>> DCA going into the airport NB from the GW Pkwy.
>>>
>>> I have a hard time copying it on a 996T from locations where I can  see 
>>> all
>>> three sites. That's why I suspect it is simulcast. I would think your
>>> office
>>> would be in the primary footprint of DCA. Do you hear other 800  systems
>>> well
>>> at your office (other than the ones with nearby transmitters)? 800  does
>>> not
>>> penetrate very well thru tinted glass which has metallic particles  for 
>>> the
>>> tinting material. That could be a possibility of why you don't hear  it.
>>>
>>>
>>> -----Original Message-----
>>> From: scan-dc-bounces at mailman.qth.net
>>> [mailto:scan-dc-bounces at mailman.qth.net] On Behalf Of 
>>> edtobias at comcast.net
>>> Sent: Tuesday, January 05, 2010 1:14 PM
>>> To: scan-dc at mailman.qth.net
>>> Subject: [Scan-DC] MWAA system transmitters
>>>
>>> Can someone tell me the location of the transmitters that the MWAA
>>>
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