Ultima-DT

Fixed Emergency Locator Transmitter

Get Quote
VIEW DATASHEET
WATCH DEMO
GET SUPPORT

Ultima-DT is a fixed Emergency Locator Transmitter – Distress Tracking type, designed to meet the ICAO GADSS ADT requirement which will be applicable in January 2023. Adaptable to any commercial aircraft, its trigger-in-flight capability detects imminent distress situations and automatically sends a secure 406 MHz distress signal including the accurate aircraft position.

ADVANTAGES

  • Accurate location

  • Non-rechargeable lithium battery

  • Compliant with the ADT regulation

  • Trigger in-flight capability

NEWS

  • Orolia’s New-Gen Distress Tracking Emergency Locator Transmitter First to Receive Certification from Cospas-Sarsat and European Union Safety Agency

    Orolia, the world leader in resilient positioning, navigation and timing, is the first company to receive certification from Cospas-Sarsat and the European Union Safety Agency for its new-generation distress tracking emergency locator transmitter, the ELT-DT.

    Learn more

  • Flight Tests Validate Orolia’s GADSS Autonomous Distress Tracking Solution

    Ultima DT Aircraft Emergency Locator Transmitters

    Learn more

  • Orolia’s Distress Tracking Emergency Locator Transmitter selected by Airbus for GADSS Compliance

    Ultima DT Aircraft Emergency Locator Transmitters

    Learn more

LEARN MORE

  • Blog What You Need to Know About the GADSS Regulation

    Following several accidents where downed aircraft could not be located at all, or only after long and expensive search efforts, the Global Aeronautical Distress and Safety System (GADSS) recommendations were adopted by the International Civil Aviation Organization (ICAO) in March 2016.

    Learn more

REQUEST A QUOTE

FEATURES

  • Compliant with the ADT regulation
  • Trigger in-flight capability
  • Non-rechargeable lithium ion battery

SPECS

  • Crash Survivable ELT
    • Rugged design
    • 406 MHz Class 1 (-40°C; +55°C)
    • 121.5 MHz homing signal with 48 hours operating time
  • Triggering logic, including:
    • Trigger-in-Flight ARINC429 inputs from ADT module designed and supplied by the aircraft manufacturer
    • Manual activation from Cockpit or front panel
    • Activation on loss of ARINC429 interfaces
    • GNSS receiver compatible with Ground Activation from Galileo Command Service
  • 406 MHz distress signal (according to C/S T.001)
    • T.First Generation Beacon
    • U.ELT-DT protocol
  • Autonomous location
    • GPS, Galileo L1/E1 Band as main location source
    • ARINC429 input as backup
  • Autonomous power
    • Aircraft powered for non-essential functions
    • Distress functions powered by internal battery
    • DO227A Compliant
    • 5-year battery life
  • Low Size, Weight & Power
    • • L x W x H : 210 x 166 x 62 mm
    • Solid Mount (no bracket needed): 4 Screws
    • Weight: <1.6kg
  • Antenna
    • Single connector, high speed antenna providing:
      • 406 MHz and 121.5 MHz transmission
      • GNSS L1/E1 reception
  • Approvals
    • TSO-C126c/ETSO-C126c
    • ED62B/DO204B: Class 1, ELT(DT) – Crash survivability type
    • DO-178c, DO254
    • DO227A, TSO-C142b/ ETSO-C142b
    • Cospas Sarsat C/S T.001

RELATED PRODUCTS

Kannad Integra ELT

Kannad Integra ELT
  • Two-frequency ELT (121.5/406.037MHz)
  • Power supplied by on board 28 VDC power supply
  • Position data is transmitted in the 406 MHz upon activation

Ultima-S

Ultima-S
  • Return link service (RLS)
  • Compliant with the EASA / FAA special conditions
  • Two-frequency transmitter (121.5 / 406MHz)
Ultima DT
Aircraft Emergency Locator Transmitters