Navtex Receiver

Navtex (Navigational Telex) is an international automated medium frequency direct-printing service for delivery of navigational and meteorological warnings and forecasts, as well as urgent maritime safety information (MSI) to ships.

Navtex was developed to provide a low-cost, simple, and automated means of receiving this information aboard ships at sea within approximately 370 km (200 nautical miles) off shore.


McMurdo is the world’s most trusted name in Emergency Readiness and Response including market-leading search and rescue and maritime domain awareness solutions trusted by customers in over 100 countries across multiple vertical markets.

We are the industry’s first, single-vendor provider of end-to-end life-saving and tracking solutions including distress beacons, satellite connectivity infrastructure, monitoring/positioning software and emergency response management.

McMurdo Product Families include well-known, proven brands such as Kannad (Aviation), FastFind and SmartFind (Marine and Outdoor), SARBE (Military), SARSAT (SAR Infrastructure) and PRISMA (Software Platform).


Since its establishment in 1969, Japan Marina Co., Ltd. (JMC) has been a devoted manufacturer of marine electronics equipment. Our reputation for providing quality professional products and services has been well earned and is respected internationally in the areas of fishing and maritime navigation. Today we manufacture and market products and systems for all sizes and types of commercial fishing ships and merchant marine vessels under own JMC brand as well as supply GMDSS and wheel mark-approved equipment to major marine electronics companies on an OEM basis.


Building trust through our business practices.

At the core of our approach is building trust. We want our employees, customers and investors to be confident in our company, products and services. Behaving in a responsible and more sustainable way is fundamental to achieving this.

We design and produce high quality, innovative products and services which often provide important environmental and social benefits, and we manage our impacts on our employees, society and the planet.

We are preparing for the future and the changes in technology, resource availability and societal needs and expectations which will impact our business. We aim to create long-term value for our business and our stakeholders.

We do this by integrating CR&S into core business practices with executive oversight. Mapping our stakeholders with material issues and challenges helps determine our strategic focus. Scroll down to find out more about our CR&S strategy, stakeholders and material issues.