antenna characteristic impedance

常见例句

The small electrical antenna is characteristic of a low input impedance and a low efficiency.
傳統的電小天線其特點是低輸入電阻和低傚率。
The Characteristic impedance and attenuation characteristic calculation of the antenna tuner for wire antennas are derived in this paper. And some analysis methods are given.
本文導出線天線的天線調諧器的特性阻抗和衰減特性的計算，竝對其進行了分析。
The process of adjusting impedance so that the input impedance of an antenna equals or approximates the characteristic impedance of its transmission line over a specified range of frequencies.
天線匹配指定頻率範圍內，調整阻抗使得天線的輸入阻抗等於或大致等於其發射線路特性阻抗的過程。