This paper presents the construction of hardware and flow chart of software of an obstacle recurrence and amplification device (ORAD) based on the digital closed-loopmodification technology.
介绍了一种基于数字闭环修正技术的故障重现放大装置，包括其硬件结构和软件流程。
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A modification for loop forming on the machine by using of existing outfit is introduced eventually.