Recent content by 20 hz bass machine

  1. 20 hz bass machine

    Sub box design help

    Surprised you don't have any comments. I use Bass Box Pro 6 along with SketchUp for 3D modeling although Bass Box is all you need as long as you can use the data it gives you and create a cut sheet from it. I have a video on YouTube explaining how to use bass box pro under the channel...
  2. 20 hz bass machine

    How to/what to consider when designing 4th order bandpass

    Love the added input. Agree with everything you said. Always a help on here buck! You should see some of my newer designs, I've gotten a lot better. Starting to become known locally as the "king of 4ths". I have a lot more to learn but I've been learning a lot
  3. 20 hz bass machine

    How to/what to consider when designing 4th order bandpass

    First things first you need modeling software! Without it you will not be able to dial in the enclosure properly. Secondly, you need to make sure that you're using a sub that is suited for sealed applications. You can determine this by calculating the EBP (FS/Qes). An EBP below 50 is ideal but...
  4. 20 hz bass machine

    Random Box Pics!

    Not sure if I've posted these yet or not. First 2 are 3d renderings of my current box. Currently holding 4 18s but the boxes designed to run 6 18s with minor modifications. last pic Isa beauty shot of our are last build.
  5. 20 hz bass machine

    Whos got the loudest (currently operational) bass rig on the platform?

    I have nearly no experience testing sealed on the dash and I always assumed that running sealed made it harder to put up high numbers. Never thought about it the way you described. Both are tuned vehicles designed for a specific purpose. Something to consider for sure.
  6. 20 hz bass machine

    Whos got the loudest (currently operational) bass rig on the platform?

    Late to respond here. I mentioned already that the score you see in the picture was measured in the kick with the drivers side window all the way down. Given the organization I compete in, I don't do much testing in areas where I dont meter competitively. That combined with my personal spl meter...
  7. 20 hz bass machine

    Random Box Pics!

    Little late to respond here. Id be happy to share all the box info. I'll even send over the 3d model. Ill hit you in a DM with all the info.
  8. 20 hz bass machine

    Whos got the loudest (currently operational) bass rig on the platform?

    I compete in usaci outlaw. So that score is window down with the meter in the kick. The truck does 158.6 with the meter in the same place sealed
  9. 20 hz bass machine

    Random Box Pics!

    Havnt been on here in a long time. The box is a 2.6 to one. 29 cubes ported 11.7 {i believe) sealed. 2 separate sealed chamber's with 5 pounds of poly per chamber. Q landed in the mid .8 range with a vented side tuning of 45hz. Port area was roughly 700 sq in.. built with 10 layer pre finished...
  10. 20 hz bass machine

    Whos got the loudest (currently operational) bass rig on the platform?

    I just finished my latest re build in my ranger and moved up to 4th in my state, beating out rigs with twice the subs and 4 times the amplifier power. Im hitting a 161 at 47hz and very demoable. I want to hear what numbers you burp car guys are putting up too but I'm mostly interested in demo...
  11. 20 hz bass machine

    Random Box Pics!

    My most recent 4th order build for 4 Zv5 18s. Designed and built myself. Hitting 161, clamping only 8k at 47hz, with usable bandwidth from 25 to 55, and it has extremely tight/accurate response. Oval stack fab port is probably the coolest/most unique part of the whole build.
  12. 20 hz bass machine

    I want more bass. What should I do?

    Power and cone area
  13. 20 hz bass machine

    Is 2500 watts too much for a x12? (critique my setup idea)

    Lots of good info in this thread. Ill put my 2 cents in. I dont think you're gonna have any problems putting 2k to each sub. A sfb 13500 wired at 2 ohm after rise wouldn't put out 8k anyway. You're better off going with 2 full bridge amps wired at 1 ohm each or 1 half bridge korean wired at .5...
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