noun
antenna gain factor
Technical term in computing/telecommunications; refers to the ratio of the power required at the input of a loss-free reference antenna to the power supplied to the input of the given antenna to produce, in a given direction, the same field strength at the same distance.
アンテナ利得率は、アンテナの性能を評価する重要な指標です。
The antenna gain factor is an important metric for evaluating antenna performance.
Compound of アンテナ (antenna), 利得 (gain), and 率 (rate/factor). A technical calque from English 'antenna gain factor'.