KongsBerg - EM 3002 Multibeam Echo Sounder
The EM 3002 is an advanced multibeam echosounder with extremely high resolution and dynamically focused beams. It is suited for detailed seafloor mapping and inspection with water depths between 0.5 and 150 meters. Due to its electronic pitch compensation system and roll stabilized beams, the system performance is stable even in foul weather conditions.
Multibeam echosounder technical note - backscattering
Multibeam echosounder technical note - sound levels