IEVref:712-02-55ID:
Language:enStatus: Obsolete
Term: figure of merit (of an antenna)
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Symbol: G/T
Definition: the ratio, usually expressed in logarithmic units, of the absolute gain G of an antenna to its noise temperature T referred to the antenna terminals at a specified frequency and in specified conditions of installation and operation

NOTE – If the noise temperature is expressed in kelvins and the gain as a power ratio, the quantity 10 lg G/T is expressed in a unit designated by the symbol dBK.


Publication date:1992-04
Source
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Internal notes:2015-11-10: "symb.:" and superfluous space in <i>G</i>/ <i>T</i> deleted. JGO
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