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Can you figure out the purpose of this device?

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DS1 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore 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 Donating Member (1000+ posts) Send PM | Profile | Ignore Tue Feb-17-09 10:02 AM
Response to Original message
7. Well...

+

+
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