The theory and method of vibration testing system with piezoelectric acceleration sensor is introduced, the defect of signal recording with optical oscillotron is analysed.

• 介绍了压电式加速度传感器测振系统的原理与方法,分析了光线示波器记录信号的不足之处,并提出了采用单片机系统进行数字化改进的方法,给出了测量结果。