depth sounder การใช้

• _Turn off depth sounders and fish finders _ they interfere with orcas'hearing.
• The fathometer, or depth sounder, was developed commercially during the 1920s.
• There are often upward-looking under-ice sonars as well as depth sounders.
• This was Lowrance's first completely automatic depth sounder.
• Then the needle on the depth sounder jumped.
• Winn guessed that they were using their depth sounders to locate and fix on a particular conical seamount.
• The LDD-1800 was one of the first digital depth sounders to be controlled by a tiny computer built inside.
• The tackle shop being first, the player would purchase various lures, rods, motors, depth sounders and other fishing implements.
• Other sensors which could interface with an ECDIS are radar, Navtex, Automatic Identification Systems ( AIS ), and depth sounders.
• Depth sounders were developed that allowed measurement by moving ships and an appreciation obtained of the properties of the ocean affecting sound propagation.
• He said Australia is keen to market a number of defense innovations, including a laser airborne depth sounder, which could have enormous potential for charting Indonesian waters.
• Examples of marine electronic devices to include in a network are GPS receivers, auto pilots, wind instruments, depth sounders, navigation instruments, engine instruments, and nautical chart plotters.
• German submarines ( " U-boats " ) running submerged or with only the depth sounder, a submarine could locate the peak of the seamount, which was a known position.
• The Tiglax ( pronounced TEKH-lah ) _ an Aleut word for eagle _ is outfitted with wet and dry laboratories, as well as sampling nets, depth sounders and other equipment.
• Grube said many objects could be seen floating suspended beneath the surface, adding that at one point the ship's depth sounder, which had been steadily reading depths of around 180 feet, suddenly jumped to 5 feet.
• Electronics includes Furuno GPS with Furuno ARPA 26 plotter, Furuno X and S band radars, Furuno depth sounder, Furuno 8000 GMDSS, Furuno Inmarsat B and C Satcom, Furuno FAX 2084 weatherfax, Tokimec 110GS gyrocompass and Tokimec PR 2213 autopilot.
• The equipment was initially fitted to a Fokker F27 aircraft . In 2010, the system was installed in a De Havilland Dash 8 aircraft . This is operated by the Laser Airborne Depth Sounder Flight of the Royal Australian Navy.
• Since the 1980s, the pilot house on smaller craft usually consists of a helm chair directly over the center line of the vessel; electronics which monitor all systems about the vessel; engine monitoring systems and controls; and other electronics such as radar, radio, depth sounders, and so on.
• The lookout is in contact with the pilot house _ the crew there monitoring engine gauges, making hourly checks of the engine room, pumping fuel, marking our progress on the chart, and keeping an eye on the radar and depth sounder _ our two most useful instruments for this river travel.
• From 3 feet on the depth sounder to 60 feet, from flat calm to jarring 3-foot seas, from a no wake 5 mph to 54 mph, I tried the 275 Explorer and 230 Tournament in just about every combination of wind and water that offshore fishermen would face, except a full-blown storm.