Hi everyone.This is the first time I post. I don't know if I'm in the right place to post so be nice.lol
Anyway, I need help hooking up two lnb to one dish. I have 2 old Direct TV dishes.One is a 20inch and the other is a 30inch dish. I want to combine them and make one dish.I was told that I would need to hook up a sw21 switch . I don't know to hook this up.Can someone please help me????

