The efficiency of a radio transmitter refers to the ratio of the signal power output to the antenna system to the power consumed by the transmitter from the power supply.
无线电发射机的效率是指输出到天线系统的信号功率与发射机所消耗的电源功率之比。
| 正面 | LK0813 无线电发射机的效率是指： |
|---|---|
| 背面 | 输出到天线系统的信号功率与发射机所消耗的电源功率之比 |
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