Buy the Hauppauge WinTV HVR 1600 for $89.99 (reg. $163.80). The Hauppauge is compatible with Windows Vista, Windows MCE, and Windows Xp. The setup is quite easy but a simple "google" solves every technical problem. You can watch and record analog cable TV or  ATSC high definition digital TV.  The software includes a TV scheduler. One hour of recorded high definition video takes up 5GB of hard drive space.

Hauppauge WinTV