Ring time

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4-3-175

The time, reckoned from the end of a pulse transmitted by a radar set, during which the energy being returned by an echo box remains above that value required to produce a visible signal on the display.

Reference: I.R.E.




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

charge current

Intensity

Illuminance

Energy

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