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Forum: Rumours & News

29th May 2014, 22:19

Replies: 11,831

Malaysian Airlines MH370 contact lost

Views: 24,400,744

Posted By ve7pnl

Not a pinger

The 1.1 second pulse rate and the frequency sound about like a hydrographic sonar system I worked on designing back in the late sixties. At 4800 feet per second in water and a two way path that is...

Forum: Rumours & News

11th Apr 2014, 20:27

Replies: 11,831

Malaysian Airlines MH370 contact lost

Views: 24,400,744

Posted By ve7pnl

Airline Safety Solutions from PPRUNE

Despite the sometimes zealous intervention of our esteemed moderators (which I applaud) we the denizens of this clearinghouse of rumour, fact and opinion have collectively provided a roadmap for...

Forum: Rumours & News

7th Apr 2014, 17:40

Replies: 11,831

Malaysian Airlines MH370 contact lost

Views: 24,400,744

Posted By ve7pnl

Sonar Pulse Range in Water

Dai Farr - A fine summary

Long ago in another job I designed the electronics for hydrographic survey work. Things have changed a lot since then.

Those who have followed this thread have heard...

Forum: Rumours & News

10th Mar 2014, 06:01

Replies: 11,831

Malaysian Airlines MH370 contact lost

Views: 24,400,744

Posted By ve7pnl

Wacko Scenario

There have been such a wide range of theories, many of them reflecting a lack of aviation knowledge that I've decided there is room for one more.

Perhaps some triple 7 experts can rule out this...

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