[GreenKeys] Teletype on 4.004 Revisted

[Ron Kolarik]

Thanks Eric, anything associated with something that says KGxx in
the nomenclature is best left alone unless large, heavily armed men
are in your weekend plans :)

Here's something you slueths may find useful
http://www.kd0cq.com/sorcerer-decoder-download/
No install needed, run the .exe and point it to your sound input device.
Ignore the bit in the setup manual that relates to the USB thingy,
not needed nor anything else in the setup.

Ron
K0IDT




----- Original Message ----- 
From: <epvgk at limpoc.com>
To: "Ron Kolarik" <rkolarik at neb.rr.com>
Cc: <greenkeys at mailman.qth.net>
Sent: Sunday, November 24, 2013 10:37 PM
Subject: Re: [GreenKeys] Teletype on 4.004 Revisted


> On Sun, Nov 24, 2013 at 10:22:18PM -0600, Ron Kolarik wrote:
>>>
> I think from reading about this stuff a while back that these 850Hz shift FSK 
> signals
> (and there seem to be lots of them on HF) are encoded using a protocol called
> STANAG 4481 FSK. The datastream is apparently encrypted with KG-84 encryption 
> equipment.
> http://en.wikipedia.org/wiki/KG-84
>
> eric
>