[Elecraft] P3 waterfall legend?

Peter Eijlander (PA0PJE) pa0pje at xs4all.nl
Thu Feb 20 03:22:01 EST 2014


Hi Gary,

The signal you are referring to is a STANAG 4285 military transmission 
from Turkey. The curly things you see in the spectrum is in fact 
selective fading in the sent spectrum, which is roughly 10 kHz wide.

<quote>
10.1102 MHz-USB-Izmir, Turkey Turkish Navy - STANAG 4285
<unquote> from:

http://qrg.globaltuners.com/?q=STANAG%204285&o=qth&m=0&m=1

The RTTY on 10.101 is DDK9, A German Meteo service sending SYNOP to 
(probably just a handful now, I suppose...) ships. Germany seems to have 
enough money to maintain a 10 kW transmitter active 24/24 for ancient 
services.

73,
Peter



Op 2014-02-19 21:22 schreef Gary Smith:
> but next to it around 10.112 is another
> much larger signal and it takes a lot of bandwidth.


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