Which echo sounder is good up to (almost) zero depth?
On Sat, 14 Jun 2008 22:17:08 -0700, -rick- wrote:
Del Cecchi wrote:
One could use a transducer optimized for low ringing but that would
require more electrical drive to get same acoustic power most likely.
(low Q, as the geeks say)
Low tank-Q... you're welcome.
BOOOOOOOOOO!!!!!
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