[RTTY] digital signal on 14240

Chris Cummings cc at comcen.org
Tue Aug 13 06:39:00 EDT 2013


On 10/08/2013 07:36, Roger Cooke wrote:
> Hi.
>
> I don't have my FT2000 working as yet so could not check this, but I
> have noticed this type
> of signal before. It's usually Russian in origin and they use the
> amateur bands as and when
> they wish to test, park and idle these type of RTTY signals. A message
> to our Intruder Watch
> would be the best thing to do, so I have included Chris in as CC with
> this message.  He has
> some very good connections and can usually wave his "magic wand" at
> these intruders.
>     Hope you don't mind me copying you in with this one Chris.
>
> 73 de Roger, G3LDI
>
>

Hi All,
	As Roger has said, this is very likely to be Russian military in 
origin. It has been identified as a Moscow based, 75 Bd 250 Hz shift 
data transmission by the German IW in cooperation with their PTT. The 
Russians totally ignore amateur band and other `exclusive' HF allocation 
restrictions and please themselves where they transmit. They have done 
this for the 40+ years that I have had a licence and I cannot see them 
suddenly adopting a responsible and civilised attitude!
	Sorry that nothing official can be achieved. The only compensation is 
that they tend to use these frequencies for only a few days at a time 
before they QSY on to someone else's `exclusive' allocation!

					Regards,


					Chris Cummings  G4BOH

					Coordinator

					RSGB Intruder Watch
					



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