Ground wave - Radar

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Ground wave (in radar) (G.B.)

1. The transference of radio frequency energy from a radar transmitter directly to its associated receiver, and by reflection from objects in the immediate vicinity of the transmitter.

2. The effect on the display of this transference of energy.

Reference: B.S. (modified)

Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)

centre of gravity

Centre of buoyancy


International Association of Marine Aids to Navigation and Lighthouse Authorities - AISM