Ascendant Audio Mayhem 18" subwoofer w/ Box
Dual 2 Ohm voice coils
Purchased from a friend who moved across the country.
Subwoofer in great condition. Box is mostly intact, but has been slightly vandalized by my cat. See picture...
The box is tuned to 33 hz, the port is 29.5 inches long and has 67.7 Ft2 of port area (14.25 x 4.75). The box is ~ 7.7 cubes overall, ~ 6.3 cubes internal, 4.5 cubes allocated to the sub and the remainder allocated to the port, the port material, and bracing. I used this excel "program"...
hello all. some of you may know from FB that i have small side business known as audio contraptions. i design and 3d print items for audio hobbyists. some of the items help make installs cleaner while other are tools that make tasks quicker.
below ill show some of the many items ive done...
Ok, lets discuss the tuning of different boxes. I’d like to learn more about the technical side of things.
If I am wrong about anything, please do correct me
Starting off, sealed. Smaller sealed boxes are “tuned” higher and don’t have good low-end response. To my understanding, it’s better to...
Ae Premade Ported Enclosure for a 6.5" Subwoofer, designed and built in Tampa FL. Our enclosures are hand made with high quality cabinet grade plywood, painted semigloss black, then clear coated for long lasting durability. They feature interchangeable aero (round) ports. Our 2-4"...
Im looking for a box design for my 2 sa12's..going on top of the back seat of my extended cab f150 and I will be using 2 4" aero ports, I would like the tuning to be 29-30 hz and they will be running off of an American bass phantom 4k. If possible I would like the box to be between 4-4.5 cubic feet.
I am looking at using a box off of the free box design but I am going to change it a little. I was going to do away with the center support and use a 8"(7.75 id) aero port rather than the slot ports. It will be 16" long. Will with effect the box at all? I think that my tunning will be about...
hello everyone, Ive decided I would run a little discount on all my products to help get up some money for school in January.
I will be offering discounts on my enclosure builds and mounting rings
discount is applied to pruduct only, shipping is still additional and you pay full...
What's up guys i have a quick question, when inverting subs (18"s) to a triple baffle would you use regular drywall screws or something stronger, and if you use bolts im sure you would have to pre-drill the same way you would with screws.
Ok so I've done tons of daily boxes, which have always turned out great. Then I just recently started getting into comps and spl. There's a local shop holding a comp, this weekend using IASCA rules. So I decided this would be my first comp. So after doing a lot of research on how to build an spl...
Im lookin for everyones opinion on who designs the best box. Im going to do 2 12s and would like to get some info on box designs. I know ram designs makes some sexy boxes, w.w. Makes some nice boxes. Dave the box guy loves detail. Please post some numbers and who designed your box.
7 ft^3 tuned to 36 hz (after .5 ft^3 net sub displacement)
Made of 3/4" MDF with liquid nails and silicone caulk at joints. About 13.5 in^2 of port area per square foot tuned to 36 hz after .5 ft^3 net sub displacement. 1 Chamber, 2 ports. Double Baffle, 1 inch wooden...
I need to figure out the volume of my box , and net. My external dimensions are 41.5w. 28.5l. 20.5h , with two 8 " aero ports approx 17" from flare to flare and it has minor bracing. It has a double baffle on top.
Wats up guys, I just received my aeros from Derrick today , and boy those 8" tubes are huge.. I see and here a lot of people using that foil tape, I haven't seen the tape yet but I will check it out Tommorow... With the weight of the tubes and flares is that tape really strong enough to hold...
Need 3 cubes tuned to 34 ish is what i was thinking would be ideal.
Can someone give me a cut sheet?
THis is my last cut sheet,
Box Bottom plate : 35 x 27
Box Top plate : 35 X 27
box left plate 26.25 x 12.5
box right plate 25.5 x 12.5
box back plate 35 x 12.5
box front plate 30.25 x...
Just had a different thread and someone brought up that the American bass HD15's don't like 6th orders.
Since the aq is almost the same sub to my knowledge, just wondering who has ran the HD/HDC3's in a 6th, and how they liked the results.
Just tryin to find some help on if this box would work for a 12" w7.
Box is 15x30x18
port is 2.5x13.5 (slot port)
port length is 37"
physical port length is 33"
Box is tuned to 32hz.
and it is double baffled.
gross volume is 3.67 ft^3
port volume is 1.26 ft^3
and a final net volume of...