frequencies

What is the best way to have all the frequencies that a subwoofer plays output at the same volume. I have an Arc12d2 v2 and it gets quiet on the low frequencies. I would like those lows to be as loud as the rest of the frequencies. I would like to quiet the louder higher frequencies to match...

First off, I'm new to the tuning and time correction part of the audio industry. I have never used a tunner like this. I have run the Imprint tuning proceedure a couple times and just cant quite get it to sound great.... It seems to heavily emphasize Midrange. In addition how come the High...