Can you figure out the purpose of this device?

DS1

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Tue Feb-17-09 04:31 AM
Original message

Can you figure out the purpose of this device?

Answer after breakfast

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Gonzo Gardener

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Tue Feb-17-09 04:54 AM
Response to Original message

1. War Tubas?

Edited on Tue Feb-17-09 05:10 AM by Gonzo Gardener

:shrug:

Edited to add: Although I've never seen a photograph of one, my grandfather, a WWII submariner, once described a device that he referred to as a war tuba. He said that they were used before radar to track ships or planes.

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hobbit709

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Tue Feb-17-09 06:17 AM
Response to Reply #1

2. That's what I think too

Edited on Tue Feb-17-09 06:20 AM by hobbit709

Here's a Russian version

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Gonzo Gardener

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Tue Feb-17-09 06:43 AM
Response to Reply #2

4. Yep!

http://en.wikipedia.org/wiki/Japanese_war_tuba

There's more on acoustic location devices and sound mirrors here...
http://www.dself.dsl.pipex.com/MUSEUM/COMMS/ear/ear.htm

:hi:

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Orsino

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Tue Feb-17-09 09:32 AM
Response to Reply #2

6. In Soviet Russia, tuba listen to *you*! n/t

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alphafemale

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Tue Feb-17-09 06:22 AM
Response to Original message

3. It looks like it was designed by Dr. Seuss. nt

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DS1

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Tue Feb-17-09 09:30 AM
Response to Original message

5. Yes. Airplane listening devices

Edited on Tue Feb-17-09 09:31 AM by DS1

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SoxFan

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Tue Feb-17-09 10:02 AM
Response to Original message

7. Well...

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