Go here .... it's a site just like what the operators use to get the codes. If you can't get it then here: Admiral Televisions 503, 505, 508, 509, 515, 526, 540, 543, 544, 548, 579, 580, 581, 582, 583, 584, 585, 586, 587, 591, 605, 606, 607, 608, 625...
yes many there are many companies which support this feature of PC input in the televisions the best company which stands good in this aspect is VIEWSONIC.
A QAM (quadrature amplitude modulation) tuner is used in newer televisions to recieve digital cable without a digital cable box much the same way you can recieve basic cable without a box on a cable ready tv. QAM tuners are only found in digital tele...