Keyer (U.S.A.)

From International Dictionary of Marine Aids to Navigation
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4-2-435

A device which changes the output of a transmitter from one value of amplitude or frequency to another in accordance with the intelligence to be transmitted.

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