2. RD HW. 18z on RD.D9 [ enclosure ]

[Savag3 10+ year member]

1" MDF , 2" baffle , 5/8's thread rods.

11cu^ft displaced

120 sq^in divided slot : tuned @ 30.2

[woofers] : RD HeavyWieght v.GP 18"

going into a 99 grand cherokee.

first pic

Click to read more...

 

[plugitin 5,000+ posts]

i like...dims on box?

and, it would seem like youre lacking on port area, imo

 

[Savag3 10+ year member]

thx . i always thought steve's ports were small , but i believe theyhave to be in the ballpark with the results. Here are the t.s tell me what you think ? thx.

10″ 12″ 15″ 18″

FS 42.4 HZ 44.7 HZ 39.4 HZ

RE 3.6 OHM 3.6 OHM 3.6 OHM

QMS 7.939 9.63 3.705

QES 0.3066 0.412 0.45

QTS 0.2952 0.395 0.4015

RMS 8.64 11.05 30.22

CMS 0.0547 MM/N 0.0334 MM/N 0.036 MM/N

MMS 257.4 G 378.26 G 451.4 G

BL 28.38 TM 32.14 TM 31.54 TM

SPL@1W 90.43 DB 91.83 DB 93.11 DB

VAS 23.64 L 37.83 L 80.35 L

XMAX 15 MM 15 MM 15 MM

XCOIL 55 MM 55 MM 55 MM

everything on the far right column i apologize for the paste.

 

[RAM_Designs 5,000+ posts]

Just eye-balling the t/s, it looks like ~5ft^3 with a ~33hz tuning should work well. I agree that Meade's ports are smaller than normal, smaller than what I'd use. I bet yours look smaller because you're using 1" MDF instead of the 3/4" that we're used to seeing.

 

[SacTownBully84 10+ year member]

looks good...i like how u did the port.

 

[Savag3 10+ year member]

Just eye-balling the t/s, it looks like ~5ft^3 with a 33-35hz tuning should work well. I agree that Meade's ports are smaller than normal, smaller than what I'd use. I bet yours look smaller because you're using 1" MDF instead of the 3/4" that we're used to seeing.

ok . thx i was actualy refering to the 'weaseL of the Year ' previous owner of RD . SteveMiLLer.

thank you for looking at the t.s i need to learn to read them correctly.

 

[plugitin 5,000+ posts]

whats dims on the box? port on top i take it?

 

[Savag3 10+ year member]

actually port on bottom firing at hatch , woofers firing up. 26Hx41Wx27D

 

[Savag3 10+ year member]

looks good...i like how u did the port.

thx bro

 

[plugitin 5,000+ posts]

ahh, i see...not doing a wall. Looks good...check out my grand cherokee sometime...

 

[Savag3 10+ year member]

have you done slot port back in yours also ? did you not like it ? does tha bass get traped ? i am aLL for a wall but this is for a friend. whats the dims on your wall ?

 

[plugitin 5,000+ posts]

that was mine for a bit...tuned a lot higher then you though, was at 38.

http://www.caraudio.com/forums/car-audio-build-logs-cars-trucks-suvs/505924-2-level-5-18s-teh-jeep.html

thats it now...ill get you those dims in a bit. i know its 43 wide, and i think 33 tall...

 

[outsideshot23 10+ year member]

should do solid numbers. I had 2 mts wired to a d9 in similar size box @ 38.. you should like it

 

[RAM_Designs 5,000+ posts]

How wide is the box?

 

[Savag3 10+ year member]

41w "