Survey Equipment

Sonardyne Ranger 2: USBL Acoustic Positioning System

Availability: Rental

Ranger 2 is a survey grade Ultra-Short BaseLine (USBL) acoustic positioning system which calculates the position of a subsea target, for example an ROV, by measuring the range and bearing from a vessel-mounted transceiver to an acoustic transponder fitted to the target.


Simultaneously tracks multiple subsea targets; ROVs, towfish, AUVs

Compatible with all DP systems

Operating range beyond 6,000 metres

0.1% system accuracy when optimised

Up to 1 second position updates

Automated setup reduces delays


Number of Targets Tracked: 1 surface, multiple simultaneous subsea

Operating Range: >6,000 metres

Position Update Rate: 1 second, independent of water depth

Output Telegrams: Supports all industry standard survey and DP telegrams


Designed for deep water, long range tracking of underwater targets

Position referencing for dynamically positioned (DP) vessels

Subsea structure tracking

Site survey and characterisation

Tracking and communications

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