I'm a big fan of rock and metal and are very curious about Grado headphones (which I never listened). I'm currently own ATH-M50 and like them a lot. So, the question is: would SR225 be an upgrade from ATH-M50, or should I save more money and go right to the RS1, though, I feel, it wouldn't be a...

Today received my new RSA Hornet amp from omegaman and already experienced a trouble. The amp works perfectly with my old iPod Photo 4g, but can't reach enough volume level at any gain switch position with my iPod Classic 120gb 6g. I'm using AudioMinor LOD, bought here. It seem to be the LOD...