Hey there. Could anyone explain to me how this circuit works? I am new to this and I have tried to figure this one out for a while but I can´t seem to understand it. Looks very complex but maybe it isnt? Anyway here is a picture of it. ->
https://imageshack.us/photo/my-images/717/krets2.png/
https://imageshack.us/photo/my-images/717/krets2.png/