Central Maryland Conventional Frequencies Findings

u2brent

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If it's TGID 600, it is Triangle from New Holland. They talk a lot! Possibly a Zimmerman. Never confirmed.
 

trimmerj

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464.9125 is almost certainly WQAQ385, AA Public Schools, licensed to
several schools in the glen burnie area among others.

463.7875 yes I believe that will be NEHS if you're in that area, same license

462.1375 is registered for a max ERP of 60 watts on the pole in millersville, same license - school security?

464.525 is definitely harbor, WPEX752

464.3875 MAY be AACPS as well under WRCU602, they have 50w max erp at crofton hs

461.225 definitely high point es
Any ideas on the tac frequencies for Northeast Middle or Severna Park High? I hear references to channels 2 and 3. Low power talk around ?
 

maus92

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Any ideas on the tac frequencies for Northeast Middle or Severna Park High? I hear references to channels 2 and 3. Low power talk around ?
The frequency for Severna Park HS is licensed for both narrowband analog and 2-slot DMR / TDMA. The FMN channel might be the 40W repeater channel , and the DMR slots on the talkaround channel provide channels 2 and 3.
 

ThePhotoGuy

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453.875 - TG120 - Camden Yard Security (Definitely DMR, Didn't Copy the Color #)
 

ezdropper

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463.9625 - PL 91.5 - Talking about the control room, boiler room, "chase walk" very busy no idea who they might be.
 

ezdropper

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463.800 - Color Code 2 - Licensed to Baltimore Ravens, very busy, mentioned officials room, x-ray room, lobby.
It's in the DB as Baltimore Ravens but with a different color code.

452.000 - Color Code 12 - Some kind of transit service, mentioned BWI airport, Catonsville, Patapsco.
 
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ezdropper

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463.800 - Color Code 2 - Licensed to Baltimore Ravens, very busy, mentioned officials room, x-ray room, lobby.
It's in the DB as Baltimore Ravens but with a different color code.

This is Medstar Hospital in DC, license WPYS383.
 
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fourwd1

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463.800 - Color Code 2 - Licensed to Baltimore Ravens, very busy, mentioned officials room, x-ray room, lobby.
It's in the DB as Baltimore Ravens but with a different color code.

452.000 - Color Code 12 - Some kind of transit service, mentioned BWI airport, Catonsville, Patapsco.
452.00 is licensed to UMBC, which has their own transit system, which has routes to BWI and Catonsville, and a dorm named Patapsco.
 
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ezdropper

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I have been hearing WBAL Chopper 11 on 455.1625 (PL 131.8) in FM mode. Not in the database.
 

Spleen

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I have been hearing WBAL Chopper 11 on 455.1625 (PL 131.8) in FM mode. Not in the database.

Heard one little blurb around 13:00(?) about a radio issue...started a IQ recording between 450 and 456 MHz figuring I'd catch something because they're covering a big fire down on Fayette...nada so far...

Edit due to absentmindedness: I expanded the RR FCC databse search to All States and it came up under Hearst/WBAL, but not under a particular state. KZH878 shows an actve date of 3/2/23, but still contains the legacy IFB, Engineering, and Backup frequencies. Not sure if 455.1375 and 455.1625 are "new", but there they are...
 
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ezdropper

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461.9875 - CC1 - Command center to Tysons, Gaithersburg, Lutherville, White Marsh
"Maryland sites make sure your flags are back at full staff"

461.9875 is Largo Medical Center in PG County, couldn't find them because their license expired. (WQNK683)
 

ezdropper

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This is part of the UM Baltimore County system in Catonsville.

I looked in my Sentinel software under Baltimore County and I'm not seeing the RRDB updates that have been made to the UMBC system in the past year. I've rebuilt the database and they're still not there, very strange.
 

ezdropper

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451.3125 - DCS 743 - Think this is Montgomery County Schools (Possibly Wheaton High School)
 
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