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Hi-Target HD-MAX Hydrographic Solution

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Hi-Target HD-MAX dual-frequency echo sounder is universal in sediment measurement for dredging and other water depth measurement projects in shallow water, deep water and sandy water. The full-featured Hi-MAX Sounder hydrographic software integrates bathymetry, navigation, and post-processing. Equipped with the 17’’ large screen and industrial computer platform, HD-MAX offers a set of reliable solution for hydrographic offices around the world along with a robust dual-frequency transducer and a user-friendly survey pole.


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Orders places before 14:00, working days, usually are shipped at the next working day.

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The Combination of High and Low Frequency

HD-MAX features the simultaneous operation of both high and low frequencies at the same time, making it superior in both shallow and deep water.

The Full-Featured Hi-MAX Sounder Software

The powerful Hi-MAX Sounder displays, processes, and exports dual frequency data, supporting access to standard NMEA data from any receiver to provide accurate GNSS coordinates for the bathymetry data.

Rugged Industrial Platform

HD-MAX is designed with an enhanced computer platform, and has excellent performance in terms of stability and anti-interference, and compliant with EN 60945. 3 RS-232, 4 USB ports and 1 VGA to meet data transfer needs.

Digitized Results Correction with Echogram Overlaying

Correct the faulty digitized results based on the overlaid echogram to ensure the reliability of depth result especially in complex scenario.

Product Parameters:


  • High:200kHz
  • Low:24kHz

Depth Range:

  • 0.15~300m/1.0~900 ft@200kHz
  • 0.8~2000m/2.4~6000 ft@24kHz


  • 0.01m/0.1 ft.+/-0.1% of depth@200kHz
  • 0.10m/0.30 ft.+/-0.1% of depth@24kHz

Output Data Format:

  • Standard NMEA 0183, DESO 25, ODOM, Knudsen,Batht, Echotrac, Hi-Target


  • RS-232*3
  • USB*4
  • Power Port*1
  • Transducer Port*1
  • VGA*1


  • CE, EN 60945

Data sheet

Work frequency
Sounding range
Sounding resolution
0.01m/0.10 ft @200kHz
0.10m/0.30 ft @24kHz
Sounding accuracy
0.01m/0.1 ft. +/- 0.1% of depth @200kHz
0.10m/0.30 ft. +/- 0.1% of depth @24kHz
Maximum sampling rate
9.5 kg
Working Temperature
Screen Size
Screen Resolution
1280 x 1024


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