These should answer your questions and get you started. Calibration is ESSENTIAL to proper use of your system. So, take your time, learn, and give it a shot.

Sound Pressure Level Meter

Avia Guide to Home Theater
Avia: Guide to Home Theater

A Quick Overview of Home Theater Calibration

Setting Speaker Level with AVIA






Jack

"People generally quarrel because they cannot argue." - G. K. Chesterton