EdgeTech 4125: Side Scan Sonar
EdgeTech 4125: Side Scan Sonar
Survey Equipment

EdgeTech 4125: Side Scan Sonar

Availability: Ex-Rental Sale, Rental

Unique Group offers EdgeTech’s 4125 side scan sonar, which is a very high frequency system that produces ultra high resolution imagery ideal for search and recovery as well as small target identification applications. It utilises EdgeTech’s Full Spectrum® CHIRP technology which provides higher resolution imagery at ranges 20 to 30% greater than non CHIRP systems.


Ultra high resolution for easy identification of targets.

Lightweight for one person deployment.

Standard heading, pitch, roll and depth sensors.

Runs on AC or DC.

Optional quick change tow bracket for ship hull inspections.


Sonar frequencies (dual simultaneous): Choice of either a 400/900 kHz or 600/1600 kHz towfish.

Sonar operating range: 150 m @ 400 kHz, 75 m @ 900 kHz; 120 m @ 600 kHz, 35 m @ 1600 kHz.

Sonar horizontal beam width: 0.46° @ 400 kHz, 0.28° @ 900 kHz; 0.33° @ 600 kHz, 0.20° @ 1600 kHz.

Vertical beam width: 50°

Resolution across track: 400 kHz: 2.3 cm, 900 kHz: 1.5 cm, 600 kHz: 1.5 cm, 1600 kHz: 0.6 cm.


Search and recovery

Port security

Hull Inspections

Channel / clearance surveys

Mine countermeasures (MCM)

Product Enquiry

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