Originally Posted by mj121983
Currently choosing between the Def Tech 7004's, the MartinLogan - Source 8", or the Def Tech Mythos STS SuperTower Dual 4-1/2, . Thoughts on which is better? I'm interested in tight bass, realistic sound. I'm a sound quality guy more than anything.
As I'm a self-admitted speaker junkie (see link in my signature), all I can tell you is that sound quality is subjective and the only person that can tell which if any of those speakers is right for you, is you. Bring a compilation CD or two of your favorite music to the store, and listen to all three. It is important that you use your own music and not rely on a dealer demo disc, since you will know what you expect your music to sound like. Its easiest to A / B compare the first two pairs; pick the winner and then A /B the winner against the third pair; pick the winner between those two and there ya go.
One word of caution with the Martin Logan's. Their smaller panel speakers don't do well with complex music, rock, or high volumes. The thin membrane used in the ESL panel simply can't move enough air. To make up for the small excursion of the membrane, you need a rather large panel with more surface area. ESL speakers also have a small sweet spot, so the sound quality is going to diminish more with this speaker when you are off center or standing than most dynamic driver speakers.
Oh, and be sure to cover those concrete floors with carpet / rugs to improve the sound quality of the room.