[MilCom] MIL: 11175.0 USB - MAIN ROAD; FUN FAIR; COOL AIR; DEER SIGN; CORKWOOD; BEAR TRAP and BACKCOURT

[Jeff Haverlah]

0029z 18 Mar 26

UTC 17 Mar 26

COOL AIR presumed AFA5D3 MACDILL long route to PAX RIVER.
DEER SIGN presumed AFD871 TINKER to GULF (unknown activity) and return.
CORKWOOD presumed AF4057 TINKER to west coast.
BEAR TRAP unknown; not visible on ADSB mapping site.
BACKCOURT unknown; not visible on ADSB mapping sites; attempted to raise
COOL AIR without success); speculation: to move COOL AIR to a CHARLIE
frequency.

0007z: MAIN ROAD with test count.
0008z: MAIN ROAD with test count.
[USSTRATCOM CP]

========
0023Z: FUN FAIR (NCS); 37YZAI; P1.
37YZAIYNYUZVDU3FC6UI52DCCZ3N5D

0028z: FUN FAIR; 37C26O; P1.
37C26OLSD7PLEZ4UU4NJEW6IUQ6T5J

0031z: FUN FAIR; 37C26O; echo rebroadcast; 11175.0 UTwente SDR.

0036z: AIRCRAFT 1461 worked AIRCRAFT 7988 "on HF" for an exchange of signal
checks; 11175.0 UTwente SDR.

0038z: FUN FAIR; LEU6IO; P2.
LEU6IOJYKO72NULJBIATVXRB4CBXAL

0130z: FUN FAIR; 37C26O; 37YZAI; h+00/h+30 NCS/ABNCP/Gulf restoral
rebroadcast window.

0140z: FUN FAIR; 37E7LP; P1.
37E7LPRK4X53ZOSRIJHKV4LQYKGJFP

0145z: FUN FAIR; 37WHGG; P1.
37WHGGSGPCR2QWWMEU2UF5YHIVH4X2

0151z: FUN FAIR; 3765OL; P1.
3765OLILC6ALNNAGMFPEAGAVNVEJ4H

0202z: FUN FAIR; 3765OL; 37WHGG; out (higher priority traffic); NCS
restoral.

0207: FUN FAIR; 37BFET; P1.
37BFET7SCWYPGI7ZM2L5CMGZXCIBOF

0209z: FUN FAIR; 37E7LP; completion of the NCS restoral.

0244z; FUN FAIR; 37GWPN; P1.
37GWPNWREOV2TO6PPQEXHZYRRIVHGN
========

========
0630z: FUN FAIR; LEFWLX; 40 characters; P2.
LEFWLXFGNTVNU2BFOMNLFO3NEWZVYWDG3EQZGVWE
========

Quiet.

========
1401z: FUN FAIR Standing by for traffic.

1426z: FUN FAIR; ESUSRQ; 31 characters; P4.
ESUSRQJFUERNASQSE6RYONCCTO75NEF

1430z: FUN FAIR Standing by for traffic.
1500z: FUN FAIR Standing by for traffic.

[1520z+/-: AFD871 E6B launched from TINKER northeast bound to the far
northeastern corner of OKLAHOMA, and then turn to TINKER.  See 2049z.]

1601z: FUN FAIR; LENVS7; 85 characters; P2.
LENVSVWRQEPNZAAAN2S3ON2LEVY73ZNYWASO7KWATI7TZNYWASO7KWA5IN7ZNYWASO7KWAD37NZNYWASO7KWG

Reformatted for apparent structure:

𝙻𝙴𝙽𝚅𝚂𝚅  [𝙿𝚛𝚎𝚊𝚖𝚋𝚕𝚎; 𝟼]
𝚆𝚁𝚀𝙴𝙿𝙽𝚉𝙰𝙰  [𝟿]
𝙰𝙽𝟸𝚂𝟹  [𝟻]
𝙾𝙽𝟸𝙻𝙴  [𝟻]
𝚅𝚈𝟽𝟹𝚉 𝙽𝚈𝚆𝙰𝚂𝙾𝟽𝙺𝚆𝙰  [𝟷𝟻; 𝟻/𝟷𝟶]
𝚃𝙸𝟽𝚃𝚉 𝙽𝚈𝚆𝙰𝚂𝙾𝟽𝙺𝚆𝙰  [𝟷𝟻; 𝟻/𝟷𝟶]
𝟻𝙸𝙽𝟽𝚉 𝙽𝚈𝚆𝙰𝚂𝙾𝟽𝙺𝚆𝙰  [𝟷𝟻; 𝟻/𝟷𝟶]
𝙳𝟹𝟽𝙽𝚉 𝙽𝚈𝚆𝙰𝚂𝙾𝟽𝙺𝚆𝙶  [𝟷𝟻; 𝟻/𝟷𝟶]
========

[1631z+/-: AFA5D3 E6B launched from MACDILL and flew west along the Gulf
coast, and then north

1645z: RED RIVER (weak/readable) with a radio check; short count.  Called
twice.

1706z: COOL AIR (possibly AFA5D3) active.

1721z: AIRCRAFT 210188 called ANY STATION for a radio check. A number of
seconds later COBRA 49 (on the ground at OFFUTT per FR24) called MAINSAIL
for a HF check.  AIRCRAFT "188" responded to "COBRA" with a loud and clear
and gone.

1731z: COOL AIR called and raised FUN FAIR to enter the net.
1736z: COOL AIR eventually entered the net.

1829z: BACKCOURT (presumed E6B; not seen on ADSB mapping sites; good levels
on east coast SDR) worked FUN AIR to enter the net.
1833z: BACKCOURT entered the net.

========
1846z: FUN FAIR; JFQSOL; 142 characters; P3.
JFQSOLLAXTUNGEWJ3YHST2KTYRDVQALAAOCBBWCZL3333UGAKHY7HYLNWYLO7YGNNNNDQ36HSFGRSTRA4VWAV2222UFJQW4DBDXNGOW7G7TGGGGNVJF3T7RIXB3VAP7362222C3XN7O2OE

Reformatted for structure; the 1st 22-character block sometimes has the
same format repeatable over a number of 142 character strings beginning at
the 9th character:

𝙹𝙵𝚀𝚂𝙾𝙻  [𝙿𝚛𝚎𝚊𝚖𝚋𝚕𝚎; 𝟼]
𝙻𝙰𝚇𝚃𝚄𝙽𝙶𝙴𝚆𝙹𝟹𝚈𝙷𝚂𝚃𝟸𝙺  [𝟷𝟽]
𝚃𝚈𝚁𝙳𝚅𝚀𝙰𝙻𝙰𝙰𝙾𝙲𝙱𝙱𝚆𝙲𝚉𝙻𝟹𝟹𝟹𝟹  [𝟸𝟸]
𝚄𝙶𝙰𝙺𝙷𝚈𝟽𝙷𝚈𝙻𝙽𝚆𝚈𝙻𝙾𝟽𝚈𝙶𝙽𝙽𝙽𝙽  [𝟸𝟸]
𝙳𝚀𝟹𝟼𝙷𝚂𝙵𝙶𝚁𝚂𝚃𝚁𝙰𝟺𝚅𝚆𝙰𝚅𝟸𝟸𝟸𝟸  [𝟸𝟸]
𝚄𝙵𝙹𝚀𝚆𝟺𝙳𝙱𝙳𝚇𝙽𝙶𝙾𝚆𝟽𝙶𝟽𝚃𝙶𝙶𝙶𝙶  [𝟸𝟸]
𝙽𝚅𝙹𝙵𝟹𝟽𝟽𝚁𝙸𝚇𝙱𝟹𝚅𝙰𝙿𝟽𝟹𝟼𝟸𝟸𝟸𝟸  [𝟸𝟸]
𝙲𝟹𝚇𝙽𝟽𝙾𝟸𝙾𝙴  [𝟿]
========

2030z: BACKCOURT calling COOL AIR with no response.
2031z: BACKCOURT calling COOL AIR with no response.
2032z: BACKCOURT responds to MAINSAIL (unheard on east coast SDR in use)
with loud and clear, break, break and back to calling COOL AIR.

[2034z: COOL AIR made a U-turn and flew to DOBBINS AFB for pattern work.]

[2049z: AFD871 E6B relaunched from TINKER and flew to the Gulf; no logged
HF or VLF activity while over the Gulf; returning to the Texas coast]

2055z: DEER SIGN (presumed AFD871) called and raised MAINSAIL to enter the
net.
2059z: DEER SIGN entered the net.

[2102+/-: AF4057 E6B launched from TINKER westbound.

2108z: CORKWOOD (presumed AF4057) called MAINSAIL and eventually raised FUN
FAIR to enter the net.
2113z: CORKWOOD entered the net.

2134z: BEARTRAP (presumed E6B; not visible on ADSB mapping sites) called
MAINSAIL for a "comm check."

========
2204z: FUN FAIR; ES34U4; 22 characters; P4.
ES34U43KHZILLQZP3BCZUB

2221z: FUN FAIR; LEGXBO; 65 characters; P2.
LEGXBOPOQ4LGTGY2GYTLSLVTTBU4FDQ4T6CBJB6TBU4FDQ4T6C6JVATBU4FDQ4TGN

65 character LE series strings appear to be very rare. The last one was
maybe 3 years ago? Breaking the string (arbitrarily; too rare to compare)
at the (T) produces....

𝙻𝙴𝙶𝚇𝙱𝙾  [𝙿𝚛𝚎𝚊𝚖𝚋𝚕𝚎; 𝟼]
𝙿𝙾𝚀𝟺𝙻𝙶  [𝟼]
𝚃𝙶𝚈𝟸𝙶𝚈  [𝟼]
𝚃𝙻𝚂𝙻𝚅𝚃  [𝟼]
𝚃𝙱𝚄𝟺𝙵𝙳𝚀𝟺  [𝟾]
𝚃𝟼𝙲𝙱𝙹𝙱𝟼  [𝟽]
𝚃𝙱𝚄𝟺𝙵𝙳𝚀𝟺  [𝟾]
𝚃𝟼𝙲𝟼𝙹𝚅𝙰  [𝟽]
𝚃𝙱𝚄𝟺𝙵𝙳𝚀𝟺  [𝟾]
𝚃𝙶𝙽  [𝟹]

https://neetintel.github.io/structure_heatmap_65char.html
[Another apparent "April 2024" break?]
========

2235z: OFFUTT with test count.

2241z: SKULL 23 called MUDBUG and OFFUTT responded but silent after OFFUTT.

2311z: FUN FAIR with test count.

2213z: ASCENSION with test count (east coast SDR).

2213z: LAJES with test count (east coast SDR).

Jeff
-------------------------------------------------------------------------
Jeff Haverlah               Coastal Texas
     Airspy HF+ Discovery   W6LVP loop  Various web SDRs
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