Is there a good listening device that will penetrate glass windows?
craig
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How many cares one loses when one decides not to be something but to be someone. - Coco Chanel
Is there a good listening device that will penetrate glass windows?
craig
--
How many cares one loses when one decides not to be something but to be someone. - Coco Chanel
If you tie a brick to any listening device, it will penetrate a glass window.
Basically, sound will not penetrate a window. Sound can cause the window to vibrate and you can sense that. Stick a microphone to the window. Use a laser interferometer to sense the window movement. mike
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