Hi:is the following what you're looking for!!!
Watch TV on your computer?
You can watch TV anywhere these days, so why not on your
computer? Installing a tv tuner card is easyhttp://cnettv.cnet.com/how-install-tv-tuner-card/9742-1_53-19520.html
How to Install a TV Tuner Card on a Computer?http://www.ehow.com/how_2015346_install-tv-tuner.html
TV Tuners for Your PC?http://www.pcworld.com/article/118799/tv_tuners_for_your_pc.html
TV for your PC?http://www.hauppauge.com/
Turn your PC into a TV?http://www.tubesat.com/
Best of luck