Bathy-500DF can also  be ordered with an optional DGPS receiver built in.

Attention Bathy-500 & DE-719 owners, You can now upgrade your single frequency Bathy-500, DE-719 or  Multi Frequency Bathy-500MF to the  Bathy-500DF  Hydrographic Echo Sounder !.   Click here for more information.

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• Features
  • Interleaved Dual Frequency Operation
  • Compatible with Hypack ™ and HydroPro ™ Software Processing Packages *****
  • Thermal Recorder
  • Depth Resolution 1cm
  • LCD Display; RS232/422 Output
  • External Programmable Annotation
  • GPS/NAV Integration;
    NMEA 0183 Input
  • Menu Selectable Frequencies of Operation 
  • Power 11-30VDC,
    115/230V, 50/60Hz, < 40watts