EdgeTech 3400: Sub-Bottom Profiling System
EdgeTech 3400: Sub-Bottom Profiling System
Survey Equipment

EdgeTech 3400: Sub-Bottom Profiling System


The 3400 is a wideband Frequency Modulated (FM) sub-bottom profiler utilizing EdgeTech’s proprietary Full Spectrum CHIRP technology. The system generates high resolution images of the sub-bottom stratigraphy in oceans, lakes, and rivers and provides excellent penetration in various bottom types.


Enhanced Sub-bottom PVDF receivers

Sub-bottom mode or pipeliner mode

Dual 2-16 kHz transducers

Pole-mount or tow option

Digital receiver on towfish with Ethernet telemetry and power

Reduced diameter tow cable


Frequency Range: 2 – 16 kHz

Vertical resolution: 6 -10 cm (3 – 4 inches)

Penetration (typical): 8 m (26 feet)

Length/Width/ Height: 114 x 55 x 30 cm (45 x 21 x 12 inches)

Weight in air: 90 kg (198 lbs)


Geological surveys

Environmental site investigations

Sediment classification

Buried pipeline & cable surveys

Archeological surveys

Product Enquiry

Case Studies