@Tom thanks for yours advice i may go with it but since johnk said it only add only about 2dB to the maximum output level i may forget about amp
@JohnK sorry if my post make u and other disturbing i really didn't mean to i just a new baby
As u said did i calibrate my system correctly
i guess no so i think it best for me to Research how to calibrated correctly

Sorry again if i disturbing Someone ^_^

Last edited by xboyfriends; 07/22/11 05:07 AM.