【摘要】 介绍一种多功能电网谐波分析仪，这是一个以单片微机为核心的智能仪表，文中详细叙述了仪器的硬件电路和软件设计。更多还原

【Abstract】 This paper introduces a Multi-function harmonic analyzer of power system,It is an intel-ligent instrument which consists of a single-chip computer as a key element.In the paper the hardware circuits and the software design are described.更多还原