sequential (73) RJ45 center tap (clock line)
https://kamchihau.blogspot.com/2023/07/blog-post.html . Ref: https://wodewangzhishime.blogspot.com/2023/07/blog-post_31.html . . . . . What's center tap ?? Center tap is a clock line. . Look at the 3rd picture. . . The third picture is a full wave rectifier. It is same as the first picture. . . At the third picture, we have Port A , Port B and Center tap (Clock line).