I'm wondering if a 5512 or 5513 is in my future. The more I see of them around here, the more I like them: the dome crystal, clean-looking dials... So, first of all, which one? Is one "better" than the other? Ultimately, I'd want to add gen part to it which leads me into my next question: where should I look to get one? I know Josh sells them but know nothing of their quality. And can they accept gen parts. Or am I better off looking on the for sale forum? Any information (and pictures