Originally Posted by ryszard
Trying to do this without some technical understanding of what you are doing is a complete waste of time and money. First, let's be sure we understand the task. Tuning a room is different from soundproofing. In order to cut down on transmitted drum sounds you would need to build an acoustically-isolated room within a room (which is what studios do). Then would be the time to tune the space for acoustic neutrality.
Go to Amazon and search "How To Build A Recording Studio" for several excellent books for doing so on a budget. I particularly like the TAB Books title.
This guy nailed it. Good advice!!