With all the talk of 3D, plasma vs. LCD, LED TV backlighting schemes, 240Hz vs. 120Hz, and all other sorts highfalutin technical specs, there's one small but potentially important TV feature that doesn't get a whole lot of play: The QAM tuner.
Just what is a QAM tuner? Well, according to Wikipedia, QAM stands for "quadrature amplitude modulation, the format by which digital cable channels are encoded and transmitted via cable television providers."
More specifically, it allows you to pull in certain digital cable channels without the use of a set-top box. Or, as the Wikipedia … Read more