TSA

marksroberson

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Jun 16, 2014
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155
Location
Florida Panhandle
I'm all in!
I do hear some TSA traffic on the new UHF from NYC and NJ on occasion during band openings. I think they are pretty low power. Maybe @marksroberson can elaborate on the power of the transmitters.
We logged 70~ish Watts out of duplexer during testing. However, The radios have 7 channels, 1-6 being simplex, and 7 being named REPEATER.
where I was the airport had 3 separate checkpoints, so there's 3 channels right there plus your baggage inspection team on one, and the repeater is used for admin/campus wide use, so I couldn't tell you how often it would be used, however, I can tell you where I was the TSA office and the main checkpoint are floors away so they most likely will use the repeater to communicate from checkpoint to office or office to baggage inspection. The other airport I had I installed an APX8500 consolette with all band antenna for there admin office in addition to everything (with a gosh darn mag mount).
 

pro106import

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Dec 13, 2008
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2,933
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Milford, Ct. perched high above Long Island Sound
We logged 70~ish Watts out of duplexer during testing. However, The radios have 7 channels, 1-6 being simplex, and 7 being named REPEATER.
where I was the airport had 3 separate checkpoints, so there's 3 channels right there plus your baggage inspection team on one, and the repeater is used for admin/campus wide use, so I couldn't tell you how often it would be used, however, I can tell you where I was the TSA office and the main checkpoint are floors away so they most likely will use the repeater to communicate from checkpoint to office or office to baggage inspection. The other airport I had I installed an APX8500 consolette with all band antenna for there admin office in addition to everything (with a gosh darn mag mount).
lol the good ol mag mount! OK yes 70 watts and probably some BDA's throughout.. But yes, the comms are only meant to be on the property so it is understandable that it is relatively low power.
Thanks for the interesting posts
 

Marcy57

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Dec 7, 2021
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838
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Long Island...NY
I'm all in!
I do hear some TSA traffic on the new UHF from NYC and NJ on occasion during band openings. I think they are pretty low power. Maybe @marksroberson can elaborate on the power of the transmitters.
The only 3 TSA I get here is on 406.7375 02B JFK, 1AA Islip? and (Unid) 10E which seems
to be on only early in the mornings ...73,s Marcy
 

ecps92

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Jul 8, 2002
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14,834
Location
Taxachusetts
RDU, as of this afternoon, still using VHF, logged 166.7375 with NAC 0B2, both encrypted and clear with AES KeyID of A020 (40992) and RIDs in the 76xxxx and 77xxxx range.
if I recall that is the input the Repeater is on 169.3000 for them
 

cubn

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Dec 22, 2004
Messages
1,707
Location
Marion/Johnson County, IN
Note: my radios don't have NAC decode.

Both of these I heard 3/6/2023...

Indianapolis
I went for my TSA PreCheck and picked up two freqs via CloseCall which I later confirmed yesterday to be full-time P25 ENC.
411.4375
411.2875
Both are simplex.
There are two TSA checkpoints which makes sense they would have two frequencies.

Both of these I have confirmed to be 08B NAC.

I did hear some clear transmissions on both but mostly both are encrypted.
 

cubn

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Dec 22, 2004
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Location
Marion/Johnson County, IN
Indianapolis International Airport (IND)
411.2875 08B NAC is Checkpoint A at Indianapolis
411.4375 08B NAC is Checkpoint B at Indianapolis

Note: I found that out when Checkpoint B was closed when I flew in and I only heard activity on 411.2875.


Palm Springs International (PSP)
411.2875 192 NAC partially ENC

Note: my radios don't have NAC decode.

Both of these I heard 3/6/2023...

Indianapolis
I went for my TSA PreCheck and picked up two freqs via CloseCall which I later confirmed yesterday to be full-time P25 ENC.
411.4375
411.2875
Both are simplex.
There are two TSA checkpoints which makes sense they would have two frequencies.

Palm Springs, CA
411.2875 P25 simplex with a mix of ENC and clear transmissions

Phoenix Sky Harbor International (PHX)
Terminal 4 (near A and B gates)
411.4875 046 NAC - partially ENC
411.2875 046 NAC - partially ENC
 
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