Re: [PSUBS-MAILIST] Yet another "drug" sub captured.

[James Huffman <grandadmiraldonitz@yahoo.com>]

Joseph,

 

That was a good read.  Thank you.

 

James

Joseph Perkel <joeperkel@hotmail.com> wrote:

Carsten,

The story of how I-52 was hunted down is fascinating to read.......
http://en.wikipedia.org/wiki/Japanese_submarine_I-52
U-530, was wise to submerge immediately after the rendezvous.

I once read an article describing the oceans as "opaque" with regard to
modern ASW warfare.

Joe


>From: MerlinSub@t-online.de
>Reply-To: personal_submersibles@psubs.org
>To:
>Subject: Re: [PSUBS-MAILIST] Yet another "drug" sub captured.
>Date: 10 Aug 2007 05:11 GMT
>
>Hi Peter,
>
>A friend of mine is a physican. He told me some 15 years ago that there is
>a machine in a basement of a University Labatory in Hamburg. Huge and
>cooled down with liquied helium for 4000 euro a month
>running cost. And able to detect any nuke sub running under the pole - and
>from Hamburg..
>
>And there are satelitts available which meassure the seawave heigh by
>graphity..
>Other one meassure the deep of the sea bottom by radar.
>
>And I can see wrecks of ships in not so deep water by google eath satellit
>pictures..
>And they have only 30 % or less resolution of what are possible..
>
>And any harbour can be protected by a simple magnetic loop on the floor -
>even the hole Florida coast if nessesary. The harbour of singapur has that
>and even Gibraltar has one since 1942!
>
>The US underwatermicrophone system was able to detect the remains unhappy
>USS Scorpion over a distance of 3000 sm. And they detect the explosion of
>the russian sub also.
>
>I52 was detectet by sonar microphones from a aircraft in 1944 - than hit by
>a microphone Torpedo, launched from the same aircraft. The operator of the
>aircraft make a tape with the noise of the electric motors and propellers
>of the sub, the splasch of the torpedo launching and the sound of the
>running torpedo and the sound of the impact, explosion and suinking of the
>sub. And i hear that tape on the internet in 2005!
>
>I myself found yust last year a wreck MIG17 jetaircraft which less mass and
>size than Kraka with a side scan sonar woth of about 20.000 and 15 years
>old.
>
>The found just some years ago a wreck of a uboat of teh norwegian coastline
>- on the sidescan pictures you can see even the hatches of the liferaft
>containers on there superstructure!
>
>If I today have the chooise between the hunter and the smuggler I vote 75%
>for the hunter.
>
>regards Carsten
>
>
>
>
>
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