Car Audio / After Market Upgrades

Port Perimeter Experiment 1

RIP T2

Dashboard for port styles in progress

Port Size Calculator (In progress). General port tool, excel.

0,1,2, and 3 common port walls. Port walls you won’t consider in displacements for the interior sections of a rectangular slot port are in green. While the sections of the port that are in the interior of a box in red are considered into the displacements for factoring net internal volume of a subwoofer enclosure. :)

Dual JL W7 12″ Ported box. 3.056 net cubic feet with 42.25″ squared of port (13.83 per cubic foot) tuned to 34.95. Barebones, no 45s no roundovers. Cut Sheet

Dual JL W7 12″ Ported box. 3.056 net cubic feet with 42.25″ squared of port (13.83 per cubic foot) tuned to 34.95. Barebones, no 45s no roundovers. 

I hid the cds below the main foam just in case but mostly will use Bluetooth or usb to tune. Manuals are under top foam in case I need them also.

Decided the cardboard for my smd dd1 and cc1 were insufficient.... wish I had a laser cutter but this works all the same

Took it upon myself to update the SMD tool map so we can add or alter the original data for it. Also changed websites, so we won’t hit a limit of pins on the map.