Was on the market for a cheap USB tuner for my PC and found this. It's a dual tuner (so you can record/watch at the same time).
You can use it on Windows/Linux, details here: http://whirlpool.net.au/wiki/ps3_playtv
Store stock in Bendigo (according to the website). Have to deliver otherwise Out of stock online, check your local store for stock.
lol @ when you follow the link to the HN site a chat box opens up saying: Hello Ozbargainer - Need any advice, talk to a expert now.