Weather4D and SailGrib improve the AIS network

Many AIS tracking networks broadcast over the Internet are available. Among the best known : Marine Traffic, Vessel Finder, SiiTech, LocalizaTodo, and many others. One of these networks especially stands out, AISHub, an AIS NMEA data sharing center, which provides developers with an API for integration of its network in applications, and therefore display of AIS targets received over the Internet directly into the application. Featured from the beginning in Weather4D Routing & Navigation User Guide, this system has made it possible to envisage new and particularly innovative services. Read more …

AIS Transponder, dedicated antenna or antenna splitter ? [Update]

spl2000I relayed by an article published in 2014 on the blog Digital Yacht which provides an excellent discussion of the choice of the antenna to be installed for a transceiver AIS. You will find below a transcript freely adapted by my care.

One of the most frequent questions asked by boaters who want to buy an AIS Class B Transponder : which antenna VHF use ? Read more …

Test Nomad – stand-alone AIS transceiver by Digital Yacht

I introduced last may the Nomad, a portable AIS transceiver designed by Digital Yacht. I had to wait until the end of the summer to have the opportunity to test in real situation this device that had been entrusted to me by the manufacturer. I can already say that I was conquered.

I conducted the test in two phases. The first in my home port of St-Vaast-La-Hougue in my own boat, to the pontoon, and at low tide, the port doors closed - the context is important - for the commissioning of the reception only. The second at sea, in Roussillon, with setting the transmission service. Read more …

Nomad, an AIS Classe B mobile transponder

Company Digital Yacht offers Nomad, the first AIS transponder class B mobile with Wi-Fi interface.

The Nomad is supplied with a portable VHF antenna 25 cm equipped with a sucker and a 4 metres cable, and with a built-in GPS antenna. USB and Wi-Fi interfaces will allow the use of the device with many navigation and charting application for iOS devices, Android, PC and Mac.

Read more …

Receiving AIS on the Web [Update]

For some years websites for viewing marine traffic grew on the web. They transmit continuously via the internet the positions received from the AIS transmitters of the ships, captured by shore-based reception bases, all along the coast. Two of them caught my attention because they present very different options : Marine Traffic and SiiTech. Read more …

AIS for Dummies

With the progressive generalization of the AIS (transceivers) on board our yachts (¹), and their mandatory presence aboard a large part of merchant ships, capacities for display and processing of targets (surrounding vessels equipped with a transceiver) have significantly improved our security. Still need to know how to interpret this information that, in high-traffic areas, can quickly become a real headache.

In such a situation, better have a quick diagnosis of the risk of collision ! (Weather4D 2.0)

Read more …

AIS-Wi-Fi transponder less then 590 EUR

Camino-108WThe Taiwanese company Alltek Marine Electronics Corp, also known by the acronym AMEC, spreads specialized for 2006 in the design and manufacturing equipment AIS. In his presentation, AMEC announces that was founded with the aim to provide the best marine electronics for navigation, communication and security. In pursuing this goal, AMEC is committed to provide AIS solutions to meet customer expectations for the quality, the performances, values ​​and services. Its solutions address to commercial vessels, fishing vessels and pleasure boats. Read more …