Subwoofers (and the air itself!) are NOT in-phase with your mixer and amplifier.
19:49
Things you didn't realize about bass... until now.
15:01
Sound System Tuning By Ear
13:29
Are small subwoofers better than big subwoofers?
7:51
What Happens When You Wire Speakers Backwards?
17:01
You Don't Understand Saturation
5:58
Why Music Festivals Sound Better Than Ever | WIRED
6:26
Your church organ needs a huge infra-subwoofer.
24:27