Microcontroller-Based Heart-Rate Meter To count the heart beats, here we use a small light source on one side of the finger (thumb) and observe the change in light intensity on the other side. The blood flow causes variation in light

CAD的一个图库插件，将常用的电路图形制作成vba程序，点击相应图标立即在CAD中自动画出图形，方便绘制电气图。-CAD a gallery plugin, commonly used in the circuit construction and shape into vba program, click on the corresponding icon immediately automatically draw in CAD graphics, convenient drawing el

该仿真采用了背靠背拓扑，前级高频整流，后级高频逆变；前级带功率因素矫正功能，仿真的控制器采用全软件编写。 之前打算做个单相逆变器，但是PUDN上的。。。简直没法看。。。算了，我还是自己写一个，顺手把单相整流器一起整上去了。 下载记得留言点赞，不然下次不共享了(The simulation adopts back-to-back topology, front-stage hf rectifier and back-stage hf inverter. The front stage has