[MilCom] MIL: 11175.0 USB - DEADBALL; HOLLOWAY; SYMPHONIC; and COTTERPIN

Jeff Haverlah jehaverlah at gmail.com
Sun Oct 12 20:09:53 EDT 2025


0008z 13 Oct 25

UTC 12 Oct 25

As with UTC Saturday 11 Oct 25, with the exception of NCS message traffic
feeding TACAMO LANT's (SYMPHONIC) restoral rebroadcasts at 0240z+ and
1740z+ there was no other logged NCS HF message traffic during UTC 12 Oct
25.

0107z: LAJES with test count.
0119z: LAJES with test count.
0123z: SIGONELLA with test count.

0209z: HOLLOWAY (perhaps AEC7C5 enroute to TINKER) called and raised
MAINSAIL to exit the net.
0213z: HOLLOWAY exited the net.

========
0224z: DEADBALL (NCS); disregard.
0224z: DEADBALL; MIHBYJ; P1.
MIHBYJAIJEX3473KFQ7YIX42ZMU4IW
[Fed to TACAMO LANT]

[0240z: 17.8 KHz (LANT) VLF FSK MSK on KPH and W1VD VLF Grabber website.]

0240z: SYMPHONIC (presumed pre0000z AUDIENCE AE470E); MIHBYHJ; h+10/h+40
TACAMO LANT restoral rebroadcast window.
0310z: SYMPHONIC; MIHBYJ; restoral.
0340z: SYMPHONIC; MIHBYJ; restoral.
0410z: SYMPHONIC; MIHBYJ; restoral.
========

0436z: SYMPHONIC called MAINSAIL.
0436z: SYMPHONIC called MAINSAIL and raised DEADBALL to exit the net.
0440z: SYMPHONIC exited the net. SYMPHONIC was approaching PAX RIVER from
the northeast at that time.

Quiet.

1252z: MAINSAIL with test count.

[1542z: ? AEE731 E6B launched from PAX RIVER southeast to the South
Carolina coast and then out over the Atlantic. After restorals westbound to
KNOXVILLE, TN for a racetrack orbit at 26000 feet, then east to PAX RIVER.]

1557z: SYMPHONIC called ? (in noise floor) and raised MAINSAIL to enter the
net.
1602z: MAINSAIL told SYMPHONIC he entered the net but he did not hear.
1603z: SYMPHONIC entered the net through DEADBALL (she switched to DEADBALL
from MAINSAIL in mid challenge.)

========
1656z: DEADBALL; FOR TURKO 67 (sounds like); DEYRV6; P2.
DEYRV6622D64J6G53WWB67U6UBWFLE

[30 minutes]
1726z: DEADBALL; MIUJDL; P1.
MIUJDLQIDIXV3D4SECETGYKFAVBH27
[Fed to TACAMO LANT]

[1740z: 17.8 KHz (LANT) VLF FSK MSK broadcasts on California SDR
(weak/often readable) and the W1VD VLF Grabber.]
1740z: SYMPHONIC; MIUJDV; restoral.
1810z: SYMPHONIC; MIUJDV; restoral.
1840z: AFK
1910z: AFK
========

[1956z: ? AEFFD8 E6B launched from TRAVIS eastbound to southern Wyoming,
then south over DENVER and COLORADO SPRINGS, then west.]

2005z: COTTERPIN (suspected AEFFD8) called DEADBALL and raised MAINSAIL to
enter the net.
2009z: COTTERPIN entered the net.

2100z: MAINSAIL with test count.
2100z: ANDREWS with test count.
2101z: SIGONELLA with test count.

2300z: SYMPHONIC called DEADBALL and raised MAINSAIL to exit the net.
2304z: SYMPHONIC exited the net through DEADBALL. Approaching PAX RIVER
from the east.

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