Simrad HPR 418 – Hydroacoustic Positioning Reference
Combining the Super Short Base Line (SSBL) and Long Base Line (LBL) principles to accurately measure the position of a subsea transducer relative to the vessel of opportunity.
Kongsberg Model 319 Transponder
The Mini SSBL transponders are medium frequency mini-transponders that are to be used with either HiPAP or HPR systems when a small and lightweight unit is required.
Applied Acoustics model 219 micro beacon
Micro Beacons are ideal for use in shallow water environments or for operation in a confined space or for applications not requiring a high level of power output.