iam new to streaming, trying to figure out what iam missing.

Bought Extreme Cap U3, gonna stream from PS3.
At this moment iam missing component cable (Component LR) for signal output.

Then - in official tutorial hdmi should be connected to PC-monitor, where avermedia software is launched, but i want to connect it to my TV i used all this time. IS it possible? What should i buy for it? More over i dont have hdmi input in my desktop monitor

please help