Abstract: Basic characteristics of the encoder are analyzed.An impulse measurement system with compound pendu lum was set up, which uses an incremental revolving encoder as its core.

• 摘 要: 本文分析了编码器的基本特征，建立了一套以编码器为核心的复摆冲量测量系统，给出了编码器在冲量缓慢加载阶段复摆系统参数标定及冲击加载阶段最大摆角测量的应用结果。