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Sonardyne Wideband®Sub-Mini 6+

Availability: Rental

The Wideband®Sub-Mini 6+ (WSM 6+) is one our most popular USBL transponders, selected by customers for its small size, value and dependable performance in all environments, shallow or deep. The WSM 6+ is Sonardyne’s latest generation of versatile Ultra-Short BaseLine (USBL) transponders/responders that support Wideband 2 signals. The WSM 6+ is designed for positioning Remotely Operated Vehicles (ROVs), towfish and other mobile targets in water depths up to 4,000 m. The compact and rugged design is based on the field proven WSM mechanics and is available in Medium Frequency (MF) directional and MF omni-directional versions. The latest Sonardyne Wideband 2 signal technology has been incorporated, which offers superior ranging accuracy and fast USBL position updates.

Other Use Cases


    • Full two-way Sonardyne Wideband 2 interrogation and reply – Mitigates interference and multi-path issues
    • More than 500 unique Sonardyne Wideband 1 and 2 addresses
    • Sonardyne Wideband 1 and HPR 400 navigation compatible
    • Choice of 1,000 or 4,000 m depth rating
    • Choice of omni-directional or directional beam-shape
    • Transponder or responder operating modes
    • Depth sensor for improved USBL positioning performance
    • Rechargeable NiMH battery
    • External on/off switch for saving battery when not in use
    • Compact and rugged design
    • Release variants available

    CONTACT General sales enquiries

    +47 52 81 47 60 (24 hour)