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Operation of Deeper is based on echolocation and wi-fi technologies. Echolocation is a method for detecting and locating objects submerged in water. When a sound signal is produced, the time it takes for the signal to reach an object and for its echo to return is issued to calculate the distance between the sonar and the object.
Typical values used by commercial fish finders are 4921 ft/s (1500 m/s) in seawater and 4800 ft/s (1463 m/s) in freshwater. [ citation needed ] The process can be repeated up to 40 times per second and eventually results in the bottom of the ocean being displayed versus time (the fathometer function that eventually spawned the sporting use of ...
Fish finder may refer to: Fishfinder , a sonar device attached to a boat, used to measure the amount of fish at various depths underneath the boat Fish identifier, an identification key used in fishing to identify the species of a caught fish
Target strength (TS) is a measurement of how well a fish, zooplankter, or other target scatters sound back towards the transducer. In general, larger animals have larger target strengths, though other factors, such as the presence or absence of a gas-filled swimbladder in fishes, may have a much larger effect.
The Navman Marine division, which designs and manufactures fish finders, sonar, VHF radios, autopilots, and sailing instruments, was sold by Brunswick to the Norwegian company Navico in April 2007. The Navman PND (Portable Navigation Device) division was sold to MiTAC in the first half of 2007. This business retains principal use of the Navman ...
In 2003 Simrad Yachting acquired B&G. In 2005 Altor 2003 Fund acquired Simrad Yachting AS from Kongsberg Group. In 2006 Altor 2003 Fund acquired Lowrance Electronics. Also in 2006, Navico was created through the merger of Simrad Yachting and Lowrance Electronics by their common owners, Altor Equity Partners, a Swedish private equity firm.