Difference between revisions of "Underwater speaker"

Revision as of 13:14, 9 July 2011

Lerainng a ton from these neat articles.

Revision as of 11:17, 4 November 2009 (view source) Scott (Talk \| contribs) (Created page with 'We use an underwater speaker (intended for synchronized swimmers) to measure how sound propagates in different environments. The [http://www.lubell.com/LL9816.html Lubell syste…')		Revision as of 13:14, 9 July 2011 (view source) 41.215.183.3 (Talk) (YFVcnCeoKRxsedU) Newer edit →
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−	~~We use an underwater speaker (intended for synchronized swimmers) to measure how sound propagates in different environments. The [http://www.lubell.com/LL9816.html Lubell system] has~~ a maximum output level of 180 dB re 1 microPa @ 1 m. In spreading lab exercises off the Friday Harbor Lab docks, we have measured source levels of about 160 - 170 dB re 1 microPa @ 1 m with a typical sound sample and gain settings.	+	Lerainng a ton from these neat articles.