dual opposing subwoofers vs dual push pull design, thoughts? - Techtalk Speaker Building, Audio, Video Discussion Forum
Isobaric enclosures..what advantages if any? - Techtalk Speaker Building, Audio, Video Discussion Forum
![Polk Audio C4 Subwoofer (1992 Car Audio) - Four 6x9 drivers monted in an isobaric push pull configuration, 4th ord… | Car audio, Subwoofer box design, Subwoofer box Polk Audio C4 Subwoofer (1992 Car Audio) - Four 6x9 drivers monted in an isobaric push pull configuration, 4th ord… | Car audio, Subwoofer box design, Subwoofer box](https://i.pinimg.com/736x/b6/bd/68/b6bd68134f578031ed130aa61efbeeb2--speaker-plans-speaker-system.jpg)
Polk Audio C4 Subwoofer (1992 Car Audio) - Four 6x9 drivers monted in an isobaric push pull configuration, 4th ord… | Car audio, Subwoofer box design, Subwoofer box
![M&K Sound Enters the Heavyweight Subwoofer Class with THX Certified Dominus Subs | Audioholics Home Theater Forums M&K Sound Enters the Heavyweight Subwoofer Class with THX Certified Dominus Subs | Audioholics Home Theater Forums](https://forums.audioholics.com/forums/proxy.php?image=https%3A%2F%2Fvue-audiotechnik.com%2Fwp-content%2Fuploads%2F2013%2F01%2FIsobaric-Subwoofer-Hero.jpg&hash=fdcd8a6de09c26c4bacfb454502edb6b&return_error=1)