[i=s]This post was last edited by jameswoo on 2016-4-17 11:40[/i] Following the steps of the masters, I also started working on my radio-controlled clock. Many people have posted pictures of the board
[i=s]This post was last edited by QWE4562009 on 2021-12-8 19:14[/i]We see that body fat detection, high-frequency radio frequency circuits, or ultrasonic detection all choose to use sine waves instead
[color=rgb(96, 96, 96)][backcolor=rgb(255, 255, 255)][font=Arial, Helvetica, sans-serif][size=12px][font=宋体] In the existing constant temperature control system in my country, solid-state relays[/font
Complete Concept of Grounding 1. AC grounding: refers to only allowing AC signals to flow to the ground wire, and not allowing DC current to pass through. For example, decoupling and filter capacitors