这是我为国外设计的电能表（圆表）完整的电路图和PCB，已经交付国外，运行性能能良好，欢迎交流。-This is my design for the foreign power meter (round table) a complete schematic and PCB, have been delivered abroad, performance can be good, please share.

高速电路设计分析技术，高速PCB设计与仿真分析，电源完整性分析。-High speed circuit design and analysis technology, high-speed PCB design and simulation analysis, the power integrity analysis.