Mwaa Dulles 800mhz talkgroups

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freqhopping

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Someone really needs to run Pro96COM or one of the other P25 data decoder softwares so we can see if adjacent site broadcast messages and what the control channels are on the other sites.

There are no other sites. The current site does broadcast an ID of WPAY962 which does not exist in an FCC search.
 

N4VKF

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138 comes up today. Another maintenance tg. Nothing specific.

178 fire pump testing south- channel 2?
 
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N4VKF

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Here are my notes from listening today.

** New Talkgroups Heard**

113- "Work Order" housekeeping? changing lightbulbs - unk airport
2- Unknown
139- "Generator" daily 1 lot
113 electrician shop mentions of south side
 

N4VKF

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Monitoring notes from 7/10/20.

New Talkgroups observed:

139- "Pumphouse" and "Lighting on Runways" ???
121- Pipe Shop Channel 2
178- HVAC Channel 2
 

mrrehab

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I heard 106, DCA MWAA OPS today. Slowly talkgroups are coming on board. I can also say we have heard maintenance channels previously mentioned.
 

N4VKF

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So I just saw this on the FCC ULS website. Looks like they will be scrapping ideas for a 700 MHz trunk system. The 800 MHz
system has sites at both airports. I believe the licenses are WPAY961, WQVW672, WQKC302

FCC Callsign: WQKR977 (METROPOLITAN WASHINGTON AIRPORTS AUTHORITY)


Licensee: METROPOLITAN WASHINGTON AIRPORTS AUTHORITY
Callsign:WQKR977
FRN:0004681177
Status:CANCELED 07/08/2020
County:LOUDOUN, ARLINGTON, FAIRFAX
State:VA
Radio Service:SY: Trunked Public Safety 700MHz
Notes:THE APPLICANT IS A GOVERNMENT ENTITY
 

N4VKF

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169 - DTR Safety Service Patrol ??
Dispatching a unit to an accident at MM13 DTR

170 - Radio traffic from Unit "DTR2" (Dulles Toll Road)
 

maus92

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So I just saw this on the FCC ULS website. Looks like they will be scrapping ideas for a 700 MHz trunk system. The 800 MHz
system has sites at both airports. I believe the licenses are WPAY961, WQVW672, WQKC302

FCC Callsign: WQKR977 (METROPOLITAN WASHINGTON AIRPORTS AUTHORITY)


Licensee: METROPOLITAN WASHINGTON AIRPORTS AUTHORITY
Callsign:WQKR977
FRN:0004681177
Status:CANCELED 07/08/2020
County:LOUDOUN, ARLINGTON, FAIRFAX
State:VA
Radio Service:SY: Trunked Public Safety 700MHz
Notes:THE APPLICANT IS A GOVERNMENT ENTITY
I saw no indication of a MWAA 700 MHz site at either DCA or IAD today. Looked at the entire Public Safety band from 769-775. The only decodable control channels near DCA were from the PG system; and the only decodable cch at IAD were from Maryland FIRST. I didn't check the Dulles Access Road, but I suspect there weren't any along that route either.

The new 800 P25 MWAA was strong at DCA, along the Dulles Access Road, and at IAD. I wasn't logging TGs per se, but the ones I heard sounded like facilities and services - no public safety yet. The system IDs as WPAY962, although there is no FCC record for that callsign. WPAY961 is the callsign for the legacy 800 system.


I'll be submitting frequency updates to the RRDB.
 
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maus92

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has anyone run PRO96COM or other software to see if the 800 P25 system is showing any adjacent sites or just Site 2 at IAD?
Site 2 is the only site - it covers both airports and the toll road, like the legacy system. No Peer sites according to UT2.
 

dtscho

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I saw no indication of a MWAA 700 MHz site at either DCA or IAD today. Looked at the entire Public Safety band from 769-775. The only decodable control channels near DCA were from the PG system; and the only decodable cch at IAD were from Maryland FIRST. I didn't check the Dulles Access Road, but I suspect there weren't any along that route either.

The new 800 P25 MWAA was strong at DCA, along the Dulles Access Road, and at IAD. I wasn't logging TGs per se, but the ones I heard sounded like facilities and services - no public safety yet. The system IDs as WPAY962, although there is no FCC record for that callsign. WPAY961 is the callsign for the legacy 800 system.


I'll be submitting frequency updates to the RRDB.

I deprecated the 700 MHz system. It seems unlikely that the single toll road site is still on the air, and the 800 MHz P25 system seems to be the direction MWAA is going. For reference, the deprecated system can be seen on this page:


Dave
 

N4VKF

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I heard 106, DCA MWAA OPS today. Slowly talkgroups are coming on board. I can also say we have heard maintenance channels previously mentioned.
106 is Operations at Reagan National. References to Runway 33. clearance Movement on runways and taxiways. Maintaining same
107 is related at Reagan National. References to Runway 4

I am assuming that 106 is OPS1 and 107 is OPS2
 

N4VKF

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Monitoring notes from 7/10/20.

New Talkgroups observed:

139- "Pumphouse" and "Lighting on Runways" ???
121- Pipe Shop Channel 2
178- HVAC Channel 2

139- confirmed this is the Dulles Electrician Channel 2 - fixing lit signs on runway 1R and 19L
120- after hours of monitoring confirmed this is baggage handlers at Reagan
 

N4VKF

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106 is Operations at Reagan National. References to Runway 33. clearance Movement on runways and taxiways. Maintaining same
107 is related at Reagan National. References to Runway 4

I am assuming that 106 is OPS1 and 107 is OPS2
I corrected 107 by submitting to the database. References made to terminal gates at dulles and weather coming in tonight. Just checked the radar and yes storms are close to dulles. This is operations channel at dulles.
 

N4VKF

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Catching TG 140 tonight. Seems to be Electricians. Reference is made to channel 2. Must be Dulles because the Electricians at Reagan were already identified.
 

N4VKF

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I monitored a box alarm at the Dulles Marriott go out via Fairfax 4 Alpha. I switched over to monitor scan on the unication pager. I have no traffic from MWAA fire on any talkgroup. All I confirmed were TG 142 for PD and 107 for operations.
 

maus92

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Public Safety was still on the Smartnet system two weeks ago.
 
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