Just to give you a clear picture, when I hook up my MD player to the SM3 and SM3 to my UM2s given that the the 4 switches(not including the power switch) were all in downward position, I'm not getting any sound from the right channel. Now when I try to switch the crossfeed switch upward, sound...

Just bought a Supermacro3 headphone amp but don't know what's the best rechargeable batteries (8 AAAs) to use in terms of sound quality and durability. Any ideas?

Creative is launching the new Zen. So what's the catch in buying this model from the earlier model, the Zen Micro? What's the real deal here? Does anybody have an idea? Not to mention the launching of the new Zen Neeon that lowered its SNR to 90db from 96-98db of other models....to which...