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Author Topic: Loud Noise on 6400 kHz @ 0345 UTC  (Read 1722 times)

Offline Asuyuka

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Loud Noise on 6400 kHz @ 0345 UTC
« on: February 21, 2013, 0353 UTC »
Catching what sounds like a loud, hammering noise.  Very strong, I've been catching this a lot recently.  Any idea what it is?
Radios: Realistic DX-400, Grundig G6


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Re: Loud Noise on 6400 kHz @ 0345 UTC
« Reply #1 on: February 21, 2013, 1325 UTC »
OTH radar?

Does it sound like this:

Or fast scan: