Thanks. Great write-up. I could even follow those directions if I can learn how to use a measuring tape.
After installing my new entertainment center, my fronts are now essentially enclosed in a 3-sided box. I noticed the sound got muddled and the bass was real boomy. I'll need to treat the wall behind my fronts, or pull them out into the middle of my room. My wife will have to choose the less of 2 evils.
Here's my entertainment center:
That top bridge would have to raised up 1". It was damaged during delivery, so we don't have it right now to see if it will look bad or not.