Try this site. It's not perfect, but will give you an idea. I find cased where it says I'm well within range and I can't get the channels and some where it says I shouldn't and do.
http://www.fcc.gov/dtv/markets/ Keep in mind than a lot of stations have gone from VHF to UHF in the process. Chuck ----- Original Message ----- From: "Mark" <n9...@ameritech.net> To: <Repeater-Builder@yahoogroups.com> Sent: Thursday, January 08, 2009 9:45 AM Subject: RE: [Repeater-Builder] OT- Digital TV converter box issues >I have the same problem here outside of the Chicago area... for reference, > I'm about 60 mi SW of Chicago. > > I have three converters installed in my home to prepare for the > transition - > they are on TVs in "non-critical" areas, i.e., bedrooms, kids rooms, etc. > I > have DirecTV for the primary TV sets (basement and family room). Anyway, > the picture I receive via antenna is acceptable - there is some snow, but > the picture is perfectly viewable. However, the converter boxes seem to > have less RX sensitivity, or something. I can only get a fraction of > channels "available", and sometimes more channels than other times - for > example, the local NBC affiliate worked fine Tuesday night (we watched > Leno) > but last night there was a LOT of digital artifacts and the audio was > terrible... Picture had artifacts also. > > For what it's worth, there is an overlay available that works with Google > Earth that will graphically show you the available coverage of any TV > station. For the Chicago market, I find I'm on the fringe (unfortunately, > I > live in a river valley, which also affects my reception) so I need to do > something with my antenna. For years, I've had it in the attic with no > problem, but now it looks like it's going to have to go out - either on > the > roof, or on the tower. > > I have not checked to see if the newer digital TV transmitters are > operating > at lower power levels than their analog counterparts, but I wonder if this > could be one reason for my experiences. And of course, we're going to > transition in February - not the best time of the year to be climbing > towers. (Hey FCC - why not transition in June when the weather is much > more > conducive to tower activities? Ah-h-h, government at work... Gotta love > it.) > > Good luck! > Mark - N9WYS >