Check out Winegard's beta selector as 2nd opinion of sorts. You will need your colors from antennaweb.org to use their on-line selector.
http://www.winegard.com/kbase/antenna_selector.php
You will need a combo UHF/VHF as PBS WDSE and ABC WDIO are on high VHF while the balance of the broadcasts on UHF.
http://www.winegard.com/kbase/kb_tip...hp?tip_num=354