Decca Navigator
A low-frequency hyperbolic radionavigation system based on phase comparison techniques (no longer in operation)
Source: Nick Ward, IALA e-Nav committee vicechair, March 2009
A low-frequency hyperbolic radionavigation system based on phase comparison techniques (no longer in operation)
Source: Nick Ward, IALA e-Nav committee vicechair, March 2009
ampere
International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM