impedance curve

With different structural parameters, the coupling impedance curve decays with frequency in different rates, and there are optimum values of spiral curve thickness among other parameters for the coupling impedance to be maximum.

结构参数不同时，耦合阻抗曲线随频率的衰减快慢有所不同，螺旋线厚度等参数存在一个使耦合阻抗最大的最佳值；

Study and Discussion on Loudspeakers& Analysis of the Impedance Curve and Low Frequency Characteristics

音箱研讨（一）&扬声器阻抗曲线和低频特性的分析

setting up and study of the logging wave impedance curve

测井波阻抗曲线的建立及研究

Two types of power amplifier for measuring speaker impedance curve were analysed.

摘要分析了2种应用于测量扬声器阻抗曲线的功率放大器.

With X-Y recorder automatically plots the mechanical impedance curve, which changes with frequencies of the vibration, namely the f V/ Fcurve.

x&y记录代自动绘出随振动频率变化的机械阻抗曲线，f～V/F曲线。