The relationship between the resonantamplitude and the applied transverse load in the wavelength-insensitive orientation of the novel LPFGs is linear, (3).
新型长周期光纤光栅在波长不敏感方向其谐振峰幅度和它所受的横向压力呈线性关系；
2
The emitting coil and capacitance are connected in parallel and form a resonantamplitude-modulation circuit, which converts the impedance into output voltage.
利用发射线圈与电容并联的谐振调幅电路，将线圈阻抗变化转换成电压的输出。
3
Results show that the capacitive coupling not only increases the possibility of ferroresonance, but also raises the amplitude of the resonant voltage.