Gain function

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4-1-360

Gain function (G.B.)

Directive gain (U.S.A.)

For a given direction, 4PI times the ratio of the radiation intensity in that direction to the total power radiated by the antenna.

Reference: I.R.E.




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

centre of gravity

Centre of buoyancy

South

ampere

charge current

Intensity

Illuminance

Energy

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