[CW] U-Boat Communications & Enigma Talk:

K0HB k-zero-hb at earthlink.net
Wed Jul 30 10:39:00 EDT 2008


Fifty years ago when I was in the Navy, and I'm sure even prior, we used a
system named "Gertrude" which was simply Morse-keyed sonar.

73, de Hans, K0HB
--
Master Chief Radioman, US Navy


> [Original Message]
> From: LA5HE Ragnar Otterstad <la5he at otterstad.dk>
> To: CW Reflector <cw at mailman.qth.net>
> Date: 7/30/2008 6:19:49 PM
> Subject: RE: [CW] U-Boat Communications & Enigma Talk:
>
>
> CQ: Calling all CW mail list subscribers!
>
> I know some of you are subscribed to QTH net's Morse Code reflector
> which is devoted to collecting keys, so pardon the duplicate post.
>
> Sometimes very interesting history comes up and I thought the readers
> of this group would be interested in the articles that W1TP, Tom has
> posted on the Internet.
> David Ring, N1EA
>
> .......................
>
> If we have any Ub-boot experts here:
>
> In Jan Guilleau's latest bok   " Madam Terror ", he describes a system,
> whereby Uboats of different nationalities can talk to each other under
> water.
> Is this just fiction or a reality ?
> 73
>
> " RAG "  Ragnar Otterstad   LA5HE JW5HE OZ8RO
>
>
> Located in Telemark - Home of skiing.
>
> For more information about Telemark take a look at :
>
> http://en.telemarkreiser.no/
>
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