Springsteen memorialized this with 57 channels (and nothing on.)
https://en.m.wikipedia.org/wiki/57_Channels_(And_Nothin%27_O...
https://en.m.wikipedia.org/wiki/57_Channels_(And_Nothin%27_O...
> The title may be a reference to cable television, which carries more channels than terrestrial television.
DTV these days is in that ballpark for channels - I think I get about 63. And I'm a good ~40 miles out from a major city. There's probably more if you're closer to the city.