[time-nuts] LORAN-C antenna

John Ackermann N8UR jra at febo.com
Tue Nov 13 07:59:51 EST 2007

Didier Juges said the following on 11/12/2007 10:48 PM:

> I have tried to listen with my HP 3586 and my 80 meter antenna (which is
> actually about 20m long and 50 feet up at one end, 30 feet up at the other
> end), but I have not heard or seen (on the scope) anything like a time
> signal. Tonight, what I hear sounds more like farm equipment in the harvest
> season.

That's LORAN... it's a group of short pulses with a rapid (<1 ms)
repetition rate that sounds like a buzzsaw or something similar.  The
signal spreads around 20 kHz +/- the 100 kHz center frequency.


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