Hi all First time for me on this site. I have built this and it works grate. By the way very new to electronics, I have started it as n hobby at 34 (last year). I want to built the two vertions off the amp/volt meters the show with the project. where can i find the scematics and so on for the bords shown and could some one please tell me in laymens terms how the second lcd display one works. Would epreciate it.