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Author Topic: 9187KHZ Automatic Link Establisment " ALE" ID required  (Read 426 times)

Offline TheGhost

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9187KHZ Automatic Link Establisment " ALE" ID required
« on: January 09, 2024, 1700 UTC »
Have been decoding on 9.817 for a few Hours now  and have plenty of decodes , using the internet and The Frequency Hand book I'm trying to figure out who the user is
anyone know ? from the Handbook it say possibly Swiss military net ,but the ID seen possibly Indicate Moroccan Military  any  help appreciated
[TO] R&r
[FROM] #&V
[COMMAND] [AMD].
[FROM] x7,
[THRU] lVF
[COMMAND] [AMD]:+A
[FROM] x7,
[COMMAND] [AMD]Z4Z
[THRU] lVF
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[DATA] e P
[REPEAT] "-G
[TO] G(]
[THIS IS] sfy
[TO] |*'
[DATA] !@%
[THIS WAS] S>'
[THRU] Ize
[DATA] !@%
[COMMAND] [AMD]v/
[THIS IS] l(^
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]v/
[COMMAND] [AMD]QT>
[REPEAT] ^Zn
[FROM] wy}
[REPEAT] ^Zn
[DATA] 4bA
[REPEAT] ^Zn
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[THIS IS] l(^
[COMMAND] [AMD]v/
[COMMAND] [AMD]QT>
[REPEAT] ^Zn
[FROM] wy}
[COMMAND] [AMD]B{
[REPEAT] ^Zn
[DATA] 4bA
[REPEAT] ^Zn
[DATA] *|*
[COMMAND] [AMD]<)^
[REPEAT] w\G
[THIS IS] a?>
[DATA] *|*
[COMMAND] [AMD]7f
[COMMAND] [AMD]<)^
[THIS WAS] M.w
[THIS IS] a?>
[REPEAT] &FN
[REPEAT] &FN
[THIS IS] Q"s
[THIS WAS] zzZ
[TO] 2nZ
[COMMAND] [AMD]1E7
[THIS IS] <ae
[TO] .I$
[THIS IS] <ae
[FROM] u k
[FROM] u k
[FROM] u k
[FROM] u k
[FROM] u k
[FROM] u k
[FROM] u k
[THRU] jAW
[THRU] jAW
[THRU] jAW
[THIS IS] iSr
[THRU] +Pd
[THRU] jAW
[THIS IS] iSr
[REPEAT] l/N
[THIS WAS] (b'
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Offline ~SIGINT~

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Re: 9187KHZ Automatic Link Establisment " ALE" ID required
« Reply #1 on: January 09, 2024, 2130 UTC »
It appears to me as bad data. From an ALE standards perspective, the [TO] [FROM] [THIS IS] [THIS WAS] addresses are invalid characters. Addresses are typically limited to the characters A to Z and figures 1 through 0 (with the exception of the ? and @ which have special purposes). I also do not have any regular ALE nets listed operating on 9187 kHz.

A typical decode, including AMD, will look similar to this one, a short radio check between Andrews and Offutt.

[22:41:57][FRQ 09025000][TO ][?@?            ][TIS][ADW            ][AL0] BER 30 SN 19 [AMD]L/C HOW ME?//
[22:41:57][FRQ 09025000][AMD][ADW            ][L/C HOW ME?//  ]
[22:42:35][FRQ 09025000][TO ][?@?            ][TIS][ADW            ][AL0] BER 30 SN 23 [AMD]L/C HOW ME?//
[22:42:35][FRQ 09025000][AMD][ADW            ][L/C HOW ME?//  ]
[22:42:48][FRQ 09025000][TO ][?@?            ][TIS][OFF            ][AL0] BER 30 SN 08 [AMD]L/C THX OFF OUT//
[22:42:48][FRQ 09025000][AMD][OFF            ][L/C THX OFF OUT// ]
[22:42:55][FRQ 09025000][TO ][OFF            ][TWS][ADW            ][AL0] BER 30 SN 17


What software are you using to decode with?

Offline tiNG

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Re: 9187KHZ Automatic Link Establisment " ALE" ID required
« Reply #2 on: January 10, 2024, 0840 UTC »
Hi all.

@ SIGINT: Not really bad data.

This frequency is used by the swiss force in order of their MFA. These ALE-Signals are crypted so you'll never make out any sender oder receiver ID.

Hope this helps, guys.
73 & 55
Thomas
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Offline TheGhost

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Re: 9187KHZ Automatic Link Establisment " ALE" ID required
« Reply #3 on: January 11, 2024, 0650 UTC »
Thanks tING
appreciated
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