It's really less of a question how great or expensive your equipment it. Instead, it's ime far more important being trained / know what to listen for.
To quote Sean Olive: "if you do half an hour of training a day, I think in a month or two you probably gonna get up to the minimum level harman requires before listeners are allowed into product tests".
I know, that sounds quite a bit over the top, but take a look at their research results:
How to train / get training?
EDIT: Never mind, found the software: http://harmanhowtolisten.blogspot.pt/2011/01/welcome-to-how-to-listen.html
Edited by bonfirehay - 5/21/13 at 11:57am