Boosting power levels isn’t always the right fix for DTV signal p...
Boosting power levels isn’t always the right fix for DTV signal propagation problems, though it helps sometimes, FCC officials said late Wednesday. (See separate report in this issue.) Cities including Philadelphia, with WPVI-TV, and Chicago with WLS-TV have unique…
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situations, said an agency spokesman. WLS poses a “tricky situation because they are somewhat lower on the power scale but they'll interfere if they go up in power,” he added. “We want to make sure we identify what the issues are.” The FCC is “working to find better solutions” in a few markets, said another spokesman. Because “some pretty strenuous things happen to those signals” between the broadcast transmitter and the viewer’s TV or set-top box, “sometimes power helps, and sometimes it doesn’t,” said an industry engineer who works with DTV stations. “It’s certainly the case that you need more power inside buildings than if you're using an outdoor antenna.”