Based on mechanic equivalent circuit of the longitudinal ultrasonic horn, the resonance frequency and the amplitude magnification coefficient of three kinds of loaded horns are studied.
在纵振型变幅杆等效电路的基础上，研究了三类负载超声变幅杆的共振频率与放大系数。
2
The principle of a frequency stabilizing unit and its power circuit for a double longitudinal mode laser are introduced.