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Unread 07-21-11, 06:31 PM
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n86121 n86121 is offline
bigcheese
 
Join Date: Nov 2003
Location: Potomac Airfield~!
Posts: 329
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Smile A poor (or lazy) mans stethescope

To isolate the source of a sound you can even use any old rubber hose.
One end near your ear, and you will be hearing whatever is near the other end of the hose.

Crude but effective.

D
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David Wartofsky
Potomac Airfield
10300 Glen Way
Fort Washington, MD 20744
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