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WDSI This TV Chattanooga Chattanooga, TN
This TV CH 61 UHF

This TV Chattanooga WDSI is a TV station in Chattanooga, Tennessee, broadcasting on digital channel 61 on a UHF frequency. WDSI is an affiliate of This TV and carries 1 subchannel: Comet.

VHF & UHF in the Age of Digital TV The advent of digital over-the-air television has greatly improved the way we enjoy our local broadcast TV. Before DTV, picking up a distant analog TV signal usually involved turning your rabbit ears to different angles until the crackling faded away. Nowadays, it’s more cut-and-dry – you either...

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FCC: Rescan Your Local Digital TV Channels You've probably seen or heard ads from the Federal Communications Commission (FCC) recently telling you to rescan for digital channels on your TV set. If so, you’ve probably wondered why, in 2020, the FCC has suddenly decided to advertise over-the-air digital television...