Tim from Springfield said:Getting a little off-topic on Dubuque, despite the history of KFXB-40 there (ABC 1970-95?, Fox as translator of KFXA-28 Cedar Rapids 1996?-2006, independent/religious ever since) but considering the terrain and bluffs of that tri-state area of Iowa/Illinois/Wisconsin, should more analog allocations had been allocated to Dubuque and in essence, give the possibility of the city having its own television market (even though it would have taken several eastern Iowa counties away from the CR/Waterloo DMA, Jo Daviess and perhaps Carroll counties from the Quad Cities market, and at least Grant and Lafayette counties from Madison)? I think with some engineering trickery (although I am no engineer), it might have been possible to allocate at least 2 reduced power V's to Dubuque (channels 5 and 11) to avoid interference with Chicago and Des Moines/Ames (perhaps put them on the Wisconsin
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In the analog era, the FCC never allotted channels for reduced-power operations. To get a channel allotted, you had to show there was a site where you could put a transmitter operating at the maximum permissible ERP/tower height [1] without interfering with any other pre-existing allotment or station.
I'd imagine at least one fairly high channel (above 50) could have been added at Dubuque if there had been interest. Off the top of my head, I'd think channel 59 or 64 would have worked. (you couldn't have both) That would have been enough to provide all 3 major commercial networks (in the pre-Fox days) plus a non-commercial station.
I don't think the lack of a Dubuque market has much to do with FCC actions. (or inactions) I think it's because nobody thought they could make a go of it with a TV station there. (and eventually, KDUB proved them right) It's not *that* big of a city, and much of the surrounding rural terrain isn't that heavily populated. (a lot of the Wisconsin side is too hilly for effective agriculture, compared to areas further north and east)
[1] 100kw/2,000' for channel 5, 316kw/2,000' for channel 11