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Product Name:EA400
Product Description:EA 400 Survey is a system which includes both the EA 400 Echosounder as wll as survey software in one system. By just connecting a GPS receiver, you are ready to go.
Year of initial development:1998
Max. power consumption [W]:70
Min. external DC power [V]:
Max. external DC power [V]:
Min. external AC power [V]:
Max. external AC power [V]:
Weight in air [kg]:5
Width [m]:0.110
Length [m]:0.240
Height [m]:0.280
Logging unit 
Weight [kg]:
Width [m]:
Length [m]:
Height [m]:
Portability:Desktop, Portable, Rack
Mode of operation 
Software platform:Tablet PC, Windows Mobile, Windows Vista, Windows XP, Other
Min. depth of operation [m]:0.1
Max. depth of operation [m]:3500
Min. frequency [kHz]:33
Max. frequency [kHz]:710
Number of simultaneous frequencies:4
Standard power output [W]:
Min. power output [W]:1000
Max. power output [W]:2000
Min. beam angle [deg]:
Max. beam angle [deg]:
Depth resolution [m]:0.01
Depth-dependent uncertainty [%]:
Max. sounding rate [Hz]:25
Min. pulse length [ms]:0.064
Max. pulse length [ms]:4.000
Dynamic range [dB]:
System integration 
Remote operation capability:Y
Supported external data inputs :heave, position, tide
Marking of events and other annotations:Y
Real-time sound velocity and temperature profile inclusion:Y
Real-time coupling to survey/post-processing software:Y
Data displayed in real time:Depth; along-track slope; second layer detection with high/low frequency
Data output options:Raw; corrected echogram data
Data output formats:NMEA; xyz (xtf forthcoming)
Data output for sea floor classification:
Data display details:
Connectors:LAN, RS232, USB
Other specifications 
Internal data logging details:HDD
Main use of the system:Shallow and mid water hydrographic surveys, fisheries research. Can be integrated with side scan sonar, multibeam echosounders and sub-bottom profilers

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