Johnny Lipps wrote:

I'm a former Navy submarine electronics technician (both communications
and navigation) with an interest in the construction, operation and
maintenance of sound-reproducing equipment, mainly guitar amplifiers
and radio receivers.


Hi Johnny..just out of curiosity, when did the Navy Brass find out that
the sonar was damaging and killing whales and dolphins? Some reports
say there may have been tens of thousands of these animals killed
because of direct damage or a later inability to navigate or swim.

Any insights welcome.



mike