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Author Topic: HF Atlantic Oceanic feed question  (Read 4035 times)

Offline laylow

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HF Atlantic Oceanic feed question
« on: November 18, 2009, 03:50:35 PM »
I've been listening to the HF Atlantic feed lately.  What are the tones they play sometimes?
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Offline dave

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Re: HF Atlantic Oceanic feed question
« Reply #1 on: November 18, 2009, 05:07:45 PM »
Those are SELCAL tones, transmitted by the HF operators to notify pilots that the operators are trying to reach them.

Good reference here: http://en.wikipedia.org/wiki/SELCAL

-Dave
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Offline delta092b

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Re: HF Atlantic Oceanic feed question
« Reply #2 on: November 18, 2009, 11:38:04 PM »
Quote from: laylow on November 18, 2009, 03:50:35 PM
I've been listening to the HF Atlantic feed lately.  What are the tones they play sometimes?

Did you ever watch "close encounters of the third kind" ;) hahaha


Dave is spot on though ;)
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