JW Fishers

Side scan sonar is one of the most effective tools for underwater exploration because it can search a large area quickly and produce a detailed picture of anything on the bottom, regardless of water clarity.  When looking at a side scan image it appears as if the water has been removed and the operator is getting an unobstructed view of the ocean floor, lake bottom, or river bed.  Hig..

  The UA-2 underwater altimeter shows the distance between towed equipment and the ocean floor.    ..

JW Fishers acoustic pingers make it quick and easy to relocate an underwater site or piece of equipment.  The pinger is attached to an underwater location where it continuously transmits a sonar signal.  A diver equipped with a pinger receiver can detect the acoustic signal and follow it directly to the pinger.  Pingers are available with different transmit frequencies so several..