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ported box

  1. Sub Box design- Port, numbers, trying to solve this!

    Technical & Advanced Car Audio Discussion
    I am building a box for an Image Dynamics ID12 D4. My current system has a great top end down to the woofers- nice and punchy all around... but I want to add low "rumbly" frequencies. I have an amp that matches my sub's RMS, and had a 1.7 cu ft box that sounded great but doesn't fit in the trunk...
  2. Port placement questions? SQ installation

    Technical & Advanced Car Audio Discussion
    Port placement questions? SQ installation I am putting two AudioFrog GB10D2 at 4 ohms in a divided enclosure. The inside dimension of each side of the trapezoidal enclosure is roughly 22"T x 22"W and 8" Bottom and 4" Top. Outside dimension is 23.5"T x 46.25" W and 9.5" Bottom and 5.5" Top...
  3. I FINALLY get how boxes can change a subs Performance

    General Car Audio Discussion
    Hey guys, so i bought a 12W6v2 used recently and it came with a ported 12" JL basswedge box, i thought it would sound half decent because it was a JL box.. but was i wrong, it was a one note wonder, and everything else was just sloppy and not as loud, at first i suspected the sub wasn't my...
  4. sub box help wanted!

    Fabrication, Tools & Tricks of the trade
    I have a powerbass xs 12dv.1 that is currently in a sealed box but i'm wanting to put it into a ported. I have the spec sheet and the recommended box sizes with port tuning. My question is, can i just go off of what the spec sheet says and just make a box that is say for example 3 cuft tuned to...
  5. Grand Cherokee System Upgrade

    System Design: Help Me Choose Equipment For My Car
    I have an 04 Grand Cherokee and I've been playing around with the audio for a while, but I'm not quite sure what will sound best. My System: 3 way Alpine 6x9's in front doors Stock rear door speakers 4-way Jensen 760 peak running the four door speakers Two 12" Kicker L5's in a sealed box wired...