Rise of the Super Subwoofers - A Comparison Guide | Audioholics
Cat for scale : r/hometheater
Our 18" and 24" Subwoofer Drivers Tested - Deep Sea Sound
Stereo Integrity HS-24 SUBWOOFERS Finished! Painting Crazy DIY Home Theater Subs and DEMOS!! - YouTube
Putting together some HS-24 Subwoofers... - Stereo Integrity | Facebook
Stereo Integrity - New updated picture of our HS-24 mkII. The pictures have been of the previous version for quite some time now but we are in the process of taking pictures