SafetyFinding instead of searching: MOB localisation system put to the test

Hauke Schmidt

 · 16.01.2017

Safety: Finding instead of searching: MOB localisation system put to the testPhoto: Yacht / Hauke Schmidt
The mobile version of the Mobos system. The transmitter is integrated into the lifejacket, the receiver comes in a small case
The Mobos system is designed to make it easy to find crew members who have gone overboard. We have tried out the self-sufficient localisation aid

One of the biggest problems with the man-overboard manoeuvre is keeping an eye on the person in the water. Even at slow speed, the yacht moves away from the scene of the accident alarmingly quickly while the crew is busy operating the boat. As the person who has gone overboard also drifts off, even an immediately set waypoint is not much help. Once visual contact has been lost, it is difficult to find them again, at least without electronic aids.

  Mobos in use. The transmitter is positioned on the waistcoat and is barely washed overPhoto: YACHT/N. Günter Mobos in use. The transmitter is positioned on the waistcoat and is barely washed over

This is where the Mobos system from Seareq comes in. It is based on a method developed for diving. It is designed to locate divers who have drifted away due to underwater currents and surface far from the base ship - a situation very similar to man-overboard. The system includes a transmitter weighing around 185 grams, the size of a distress rocket, and a receiver, which is supplied either in a waterproof carry case or as a fixed installation device.

The mobile version was available for our test. The small case, which is not even the size of a shoebox, contains the receiver, battery and GPS receiver and works completely independently. It can also be conveniently carried in your flight luggage.

Read in the current issue of YACHT whether the system actually works as well as the manufacturer promises.

Issue 3/2017 now on newsstands, in the DK-Shop or order digitally.

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Hauke Schmidt

Hauke Schmidt

Test & Technology editor

Hauke Schmidt was born in Hanau, Hesse, in 1974, but moved to the coast at the age of an Opti and grew up sailing dinghies and tall ships. School and semester breaks were used for extensive Baltic Sea cruises. During and after his oceanography studies in Kiel, he took part in various international research trips to tropical and polar regions. The focus was on ocean currents and their influence on climate change. Eventually he was drawn back to his home coast and to YACHT. He completed a traineeship there and has been working as an editor in the Test & Technology department since 2009. His core tasks include equipment and boat testing, as well as practical topics relating to electronics, seamanship and refits. As a passionate DIY enthusiast, he loves to spend his summers on the water with his family and winters working on his boat

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