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HYDROPHONE TD0720

Technical specifications TD0720

General purpose spherical hydrophone

The Colmar TD0720 is a general purpose spherical hydrophone / projector, suitable for a wide range of applications:

  • Omnidirectional, general purpose hydrophone
  • Wide frequency transmission band, high power underwater sound source
  • Suited for transponders and pingers or acoustic data transmission
  • High sensitivity, high capacitance, sound source suitable for tank and free field calibrations
  • Sensitivity unaffected by hydrostatic pressure down to the reccomended depth
  • Custom cable lenght and connector type
  • There are also a set of options and accessories. Options and accessoriesOptions and accessories
    • Hydrophone termination type

    • Preamplifier


    • Hydrophone protection type


    • Underwater cable type

    • Cable length
    • Dry end cable termination type



    • USB interface for PC data acquisition


    • Power pack

    • Individual calibration Together with the supplied hydrophone a sensitivity and directivity pattern released by a certified centre of acoustic and reffered to an identical sensor will be furnished. Each hydrophone will be checked using  these patterns. Selecting the individual calibration the hydrophone purchased will be calibrated itself by the certified centre. This laboratory / centre of acoustic complies with the international norm ISO / IEC 17025:2005

    • Receiver

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