Sonar Quiz #13

Leonardo Da Vinci first used a tube stuck in the water with his ear pressed against one end of the tube...somewhere around 1490 something...

Sonar - Wikipedia, the free encyclopedia

Rickie

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Originally Posted by Humminbird_Greg

Yep, back near the end of WWII they needed some type of snappy acronym to compete with radar; but sonar had been around for a lot longer before that. Anyone want to guess who and when one of the earliest references for sonar was? It was a passive (listen only) system back than…

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Was that quiz 13.5.........give us some more Greg.

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Originally Posted by BobB

Was that quiz 13.5.........give us some more Greg.

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:HandsClapping

Rickie

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Originally Posted by BobB

Was that quiz 13.5.........give us some more Greg.

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Bob, I think Greg was a Sonarman on Admiral Dewey's Flagship:Rofl:Rofl

Rickie nailed it. Wiki is a wonderful thing isn't it?
Hard to believe that sonar has been around for so long yet we think of it as a modern invention... makes me wonder if we are actually discovering anything new at all or just rediscovering it.
I'll have to think of some more for maybe later - for some reason that popped into my head when I read Rickie's original post and mduncan62 answered it so quickly; I just didn't want the thread to end so soon.