a manufacturer of satellite communications and navigation equipment, launched a new compact satellite communications terminal which complies fully with the new GMDSS requirements for vessels at sea.

Communication equipment includes high frequency, very high frequency, and ultra high frequency radios. The navigation equipment incorporates ground navigation radar, a solid state Doppler system ...

Roger Revelle is equipped with an extensive suite of navigation and communications instruments and devices. This equipment allows precise navigation and control of the ship and worldwide ...

A new navigation system using cell phone signals could serve as an emergency alternative to the global position system (GPS) that pilots use in the case of flight equipment failure or malfunction.