Independent PPU for navigating in confined waters

ADX DUO Portable Pilot Unit

The ADX DUO is designed to provide highly accurate and reliable navigation data for safe maneuvering at a lower price point.

Even without DGPS/RTK correction signals, the ADX DUO willl achieve a high level of performance. Utilizing the ADX DUO PPU system, the pilot gains accurate and reliable navigation data 100% independent of the ship’s instrumentation. The lightweight and rugged ADX DUO system mobilizes in a few minutes, automatically establishing the wireless connection to the pilot’s laptop. The core technology is based on seamless integration of both GPS and GLONASS dual frequencies as well as an independent gyro sensor for accurate Rate of Turn.

The ADX DUO is available as a complete package including a top spec ruggedized laptop computer featuring state of the art piloting software.

“The PPU technology from AD Navigation is the greatest innovation to our profession in my 30 years as pilot”

- Capt Robert I. de Roos,
Senior Pilot, Port of Rotterdam

ADX DUO Details:


  • Position Accuracy: 1,8 metres in Uncorrected mode. 0.5m with EGNOS/WAAS
  • Bow and Stern Speed: 1 cm/sec (0.02 knots)
  • Heading Accuracy: 0.01deg
  • Rate of Turn: 0.2deg/min
  • AIS Range: 5 nm


  • Weight each pod: 1.3kg
  • Dimensions - pods (L x W x H): 14 x 14 x 10 cm
  • Robustness (drop test): 1.5 m to concrete
  • Battery life: 15 Hours
  • Wireless Standard: WLAN 802.11g/n - Access Point


  • Accurate Navigation and Maneuvering
  • Docking assistant
  • FPSO and SPM Operations

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