<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/8bce388e-abf6-4a64-bd43-c872e88147db/AFC8F7C0-3B9D-4880-B323-726421FEA5CE/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://www.damninteresting.com/?p=486" href="http://www.damninteresting.com/?p=486" style="font-size: 11px;">www.damninteresting.com</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.damninteresting.com/?p=486"><DIV class="entryTitle"><A title="Permanent%20Link%20to%20Can%20You%20Hear%20Me%20Now?" rel="bookmark" href="http://www.damninteresting.com/?p=486">Can You Hear Me Now?</A></DIV></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.damninteresting.com/?p=486"><P><IMG class="entryImage" alt="Jean%20Ausgher" src="http://www.damninteresting.net/content/fail1a.jpg" /><SPAN class="caption">Jean Ausgher</SPAN>When the Big Bad Wolf donned grandmothery garb so as to surprise Little Red Riding Hood, he assured her that the big ears were "all the better to hear you with." Essentially, the Big Bad Wolf was explaining the basic operating principle behind most of the world's acoustic location devices. </P></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://www.damninteresting.com/?p=486">Originally, acoustic location was used for ship detection in fog conditions but from mid-World-War-One to the early years of World War Two the devices were often used for aircraft detection. They were all rendered obsolete by the introduction of radar, but for a time they served a useful purpose in national defense.</blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/AFC8F7C0-3B9D-4880-B323-726421FEA5CE/blog/" title="blog or email this clip"><img src="http://content6.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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