[MilCom] MIL: 11175.0 USB - LOCKBOX; OPTIMIST; and COMBATANT

Jeff Haverlah jehaverlah at gmail.com
Tue May 12 21:18:40 EDT 2026


0116z  13 May 26

UTC 12 May 26

0002z: OPTIMIST (presumed AF7F87; pre0000z ADDRESSEE) called LOCKBOX (NCS)
and raised MAINSAIL to enter the net (?).
0008z: OPTIMIST entered the net.

========
0147z: LOCKBOX; GXEWTK; P1.
GXEWTKD5D53A2HEBVLVUJSLKSCTMBN
[Fed to TACAMO PAC and TACAMO LANT.]

0150z: COMBATANT (pre0000z WHITE TIE); GWEWTK; h+20/h+50 TACAMO PAC
restoral rebroadcast window.
0210z: OPTIMIST; GWEWTK; h+10/h40 TACAMO LANT restoral rebroadcast window.
0220z: COMBATANT; GWEWTK; PAC restoral.
0240z: OPTIMIST; GWEWTK; LANT restoral.
0250z: COMBATANT; GWEWTK; PAC restoral.
0310z: OPTIMIST; GWEWTK; LANT restoral.
0320z: COMBATANT; GWEWTK; PAC restoral.
0340z: OPTIMIST; GWEWTK; LANT restoral.
========

========
0348z: LOCKBOX; GXBXYJ; P1.
GXBCYJTFYUNQZ2BFVXF6GHY2B4HPPR
[NCS restoral queue.]

0351z: LOCKBOX; GX6TCD; P1.
GX6TCD6NOEFUBDOX5GJHPTFYMLEUZA
[NCS restoral queue.]

0355z: LOCKBOX; GXBXYJ; echo rebroadcast.

0358z: LOCKBOX; GX6TCD; echo rebroadcast.

0401z: LOCKBOX; GX6TCD; GXBXYJ; h+00/h+30 NCS/ABNCP/GULF restoral
rebroadcast window.
Standing by for traffic.

********
0430z: LOCKBOX; XZJHM4; 25 characters; P4.
XZJHM4SI3A6CSTRXTDXA7VGLA

0433z: LOCKBOX; XZ76UT; 45 characters; P4.
XZ76UTZKJ3PSAFXH2ESPRQE2GCM3HD2ESARQE226M3ASC

Reformatted for structure:

𝚇𝚉𝟽𝟼𝚄𝚃  [𝙿𝚛𝚎𝚊𝚖𝚋𝚕𝚎; 𝟼]
𝚉𝙺𝙹𝟹𝙿𝚂𝙰𝙵𝚇𝙷  [𝟷𝟶]
𝟸𝙴𝚂𝙿𝚁𝚀𝙴𝟸𝙶𝙲𝙼𝟹𝙷𝙳  [𝟷𝟺]
𝟸𝙴𝚂𝙰𝚁𝚀𝙴𝟸𝟸𝟼𝙼𝟹𝙰𝚂  [𝟷𝟺]
𝙲  [𝟷]
********

0438z: LOCKBOX; GX6TCD; GXBXYJ; NCS restoral
Standing by for traffic.

0503z: LOCKBOX; GX6TCD; GXBXYJ; NCS restoral.
Standing by for traffic.
========

0600z: OPTIMIST called MAINSAIL on 11175.0 (UTwente SDR) with no known
response. AF7F87 was approaching MCGUIRE at the time of broadcast.

Quiet.

1602z: OAK 02 (sounds like) called RAYMOND 12 (MINOT CP) a couple of time
with no known response.

[1615z+/-: AE041A static hex E6G launched from ALBUQUERQUE/KIRTLAND, NEW
MEXICO; flew to the CONUS Northewest; and then flew to TINKER.]

[Rare example of a JA series prefix in the NCS restoral queue. Often heard
during exercises. 2 hour+/- session.]
========
1846z: LOCKBOX; JAFUOZ; 43 characters; P2.
JAFUOZR2RCDFK6L2BY6SKBVKKLVETKLCQZP6GIHR6UC
[NCS restoral queue.]

Reformatted for structure:

𝙹𝙰𝙵𝚄𝙾𝚉  [𝙿𝚛𝚎𝚊𝚖𝚋𝚕𝚎; 𝟼]
𝚁𝟸𝚁𝙲𝙳𝙵  [𝟼]
𝙺𝟼𝙻𝟸𝙱𝚈𝟼𝚂  [𝟾]
𝙺𝙱𝚅𝙺  [𝟺]
𝙺𝙻𝚅𝙴𝚃𝙺𝙻𝚉𝙿𝟼𝙶𝙸𝙷𝚁𝟼𝚄𝙲  [𝟷𝟿]

1851z: LOCKBOX; XZAEA7; 25 characters; P4.
XZAEA7CZ3GZ6ZSKLSU4QDGVVG

1900z: LOCKBOX; XZ6OC2; 30 characters (rare); P4.
XZ6OC2KFCQ3QMN3YNYWSCJHOSCJUZO
[Positional formatting in the body of the string does not appear to conform
with previous 30 character string in this prefix series.]

1908z: LOCKBOX; JADFHV; P2.
JADFHVNKOHWKESWW32D4P7CIB565YL

1931z: LOCKBOX; JAFUOZ; NCS restoral. Rare.

1951z: LOCKBOX; GXGGGK; P1.
GXGGGKSL77RBCMR2GNRQQUSOLGYOSX
[NCS restoral queue.]

1955z: LOCKBOX; GXPLLT; P1.
GXPLLTWI2PMGXEWQHTXNO2GQ7LESA4
[NCS restoral queue.]

2005z: LOCKBOX; GXFDHN; P1.
GXFDHN6S24UIA7GB7H24H42L2ZJNIP
[NCS restoral queue.]

2011z: LOCKBOX; GXPLLT; GXGGGK (no preamble section); NCS (delayed)
restoral; disregard.

2015z: LOCKBOX; GXGGGK; JAPUOZ (43 characters); NCS restoral.

2030z: LOCKBOX; GXFDHN; GXPLLT; GXGGGK; NCS restoral; JAPUOZ expired in the
queue.
========

========
2107z: LOCKBOX; FOR MOUTH 67 (sounds like); JA6XGD; P2.
JA6XGD2DYF4TQUKVKI3KGKWRSBBGDD

[2133z+/-: AFB9F1 E6B launched from TRAVIS to the PACIFIC; TACAMO PAC.]

[30 minutes.]
2136z: LOCKBOX; GXWZSJ; P1.
GXWZSJT3RJU77DXUINKQGTGRDPJXN7
[Fed to TACAMO PAC.]

[2138z+/-: AE041B static hex AZURE12 E6B launched from TINKER to the GULF
and then returned to TINKER.]

2144z: LAJES with test count.
2146z: DIEGO GARCIA with test count.

2150z: COMBATANT (presumed AFB9F1); GXWZSJ; PAC restoral.
[2204z: 22.7 KHz (PAC) VLF FSK MSK broadcast.]
2220z: COMBATANT; GXWZSJ; PAC restoral.
2250z: COMBATANT; GXWZSJ; PAC restoral.
2320z: COMBATANT; GXWZSJ; PAC restoral.
========

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