Equalizer settings/presets are highly subjective, it all depends on the listener and the sound system on their computer. Someone's ideal/optimal preset may not be to your liking.
However, Winamp's has a EQ preset you may be interested in, It is a Techno preset. For information on using presets click here
. If you interested in a metal preset you can find a couple here
For more information on using the Equalizer, try the Equalizer Q&A Guide