High Order Quarterwave Society (DIY Paraflex development community) | Hi everyone, I have 2 CUBO 18 Extended cabinets with faital pro 18hp1060 drivers. | Facebook
Building a Cubo 18 and Modified Cubo 8 Subwoofer : 5 Steps - Instructables
Cubo 18
cubo 18 extended build - Speakerplans.com Forums
Building a Cubo 18 and Modified Cubo 8 Subwoofer : 5 Steps - Instructables