Assertion: antenna's efficiency | /r/HasProperty | the ratio of power
Facets:
Source sentences:
text: Efficiency of a transmitting antenna is the ratio of power actually radiated (in all directions) to the power absorbed by the antenna terminals.
text: Efficiency is the ratio of power actually radiated by an antenna to the electrical power it receives from a transmitter.
text: Efficiency of a transmitting antenna is the ratio of power actually radiated (in all directions) to the power absorbed by the antenna terminals.