[k3ng] built his own automatic antenna tuner. First, it measures the SWR of the line by using a tandem match coupler. This device allows the forward and reflected signals on the line to be extracted.

or cable TV channels. Attaching to the antenna cable or the cable company's cable via a coaxial F connector, the tuner includes software to change the channel and render the video content on screen.

This not only means the resulting combined feed coming to your TV tuner includes only the signals your antennas are bringing in, it also means you can send all of those signals to multiple tuners ...

A few basic instruments and an LC network antenna tuner in a box are all that is required, and everything from a bit of wet string to ten thousand dollars worth of commercial antenna can be loaded ...

(Check out our recommendations for the best TV antennas.) Next, I needed to choose a TV tuner. Because I wanted to pair my ...