The Navy disputes his assessment, saying this year's humpback whale season was normal, and more whales than ever before were seen in March 1998, when biologists studied humpbacks' response to the Navy's Low-Frequency Active Sonar (LFAS) equipment in Hawaiian waters.
The cylindrical speaker features two high-performance drivers, a built-in bass port and digital signal processing software to extend frequencyresponse on the high end while providing tighter low ends for deeper bass response.