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Hybrid Nomad

A drifter designed for flexible operation in open ocean and coastal waters. Hybrid Nomads combine the global power of Iridium with GSM detection — switching to GSM mode in coastal coverage to save communication costs. Operating up to one year depending on user configuration. Rechargeable LiPo batteries reusable as many times as needed.

Hybrid Nomad

A drifter designed for flexible operation in open ocean and coastal waters. Hybrid Nomads combine the global power of Iridium with GSM detection — switching to GSM mode in coastal coverage to save communication costs. Operating up to one year depending on user configuration. Rechargeable LiPo batteries reusable as many times as needed.
    Technical sheet

    Specifications

    Hybrid coverage · Iridium + GSM · ARM-class processing

    Communication

    IridiumFrequency range 1616 – 1626.5 MHz
    SBDDuplexing TDD (Time Domain Duplex)
    AntennasIridium 2 dBi · GPS 2.5 dBi
    GSMQuad-Band 850 / 900 / 1800 / 1900 MHz
    GPRSMulti-slot class 12

    Positioning

    GNSSReceiver 32 channels
    GPS + GALILEO + SBASL1 1575.42 MHz
    GLONASSL1 1597.5 MHz

    Hardware

    ProcessorARM Core
    Memory1.7 MB RAM · 8 MB Flash
    BatteryLiPo 20 400 mAh · 3.7 V nominal
    ChargingDC 4.2 V · 2 A max

    Physical

    Dimensions720 × 220 × 220 mm
    Weight2 895 g

    Common questions

    How does the Hybrid switch between Iridium and GSM?

    Hybrid Nomads automatically detect GSM coverage and switch to GSM mode to save communication costs. When out of GSM range, they fall back to Iridium for global coverage.

    What are the operating costs of a Hybrid buoy?

    The Hybrid uses customised Iridium plans for offshore operations and benefits from GSM coverage at no extra cost when in coastal zones.

    Where can I use the Hybrid Nomad?

    Anywhere on Earth — Iridium covers global open ocean and GSM kicks in automatically in coastal areas.

    How long does it take to recharge the batteries?

    Between 6 and 24 hours, depending on the level of discharge.

    What is the Search Mode?

    Search Mode progressively increases position sampling frequency as vessels approach the buoys for recovery.