[Spooks] Mystery Beeps on 6940 KHz.

[Chris Smolinski]

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>There is a beep that is almost constant on 6940 KHz rite now it 
>started at 00:57 UTC, no voice anouncments are made.   It then wend 
>silent until 01:00:56 UTC It started beeping again. Every 3:43 
>seconds it has what sounds like a Data burst.
>
>At 01:09:19 it had another long beep followed by short beeps. It 
>dose the long beep every 28 seconds.
>
>Could this be a time frequency?  
>
>If you know reply.

You're hearing the Link-11 system, used by the Navy.

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Chris Smolinski
Black Cat Systems
http://www.blackcatsystems.com