So all these different amps have different frequency ranges starting from as low as 5 hz from what I've seen. So does an amp starting from 5 hz have better bass than one starting from 13 hz. What range does sub-bass fall in. I loooove sub bass. What spec should I look at to have a measure of...

My sony s series walkman mp3 player says the following about its frequency response. Frequency Response : 20 - 20,000Hz (When playing 44.1 kHz sampling data file, single measruement) What does this mean? I'm asking this cause many of the portable amps I see have the same frequency response...

So I have heard some songs like the Eagles' Hotel California where the beat has a rumble to itself after it plays. almost like a distant thunder. wat kind of bass is that. i lovee that and thats my goal to achieve out of denon 2000s. looking for a good portable amp for that now.

Hello guys Wont say I'm an expert audiophile yet but not a complete noob either. I recently purchased the Denon AHD2000 cause from the online reviews it felt like this were my kind of headphones. I intend to drive them using my Sony S-series mp3 player. They sound good with that but it...