The cheapest graphics card you can play it on is an NVIDIA GeForce 7100 / nForce 630i. TV Trouble system requirements state that you will need at least 2 GB of RAM. To play TV Trouble you will need a minimum CPU equivalent to an Intel Core 2 Quad Q9000. In terms of game file size, you will need at least 500 MB of free disk space available.
TV Trouble will run on PC system with Windows 7 and upwards.