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Single 18" bass reflex sub plans

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Category: Plans
Forum Name: Other plans
Forum Description: Discussion / Questions about all the other plans
URL: https://forum.speakerplans.com/forum_posts.asp?TID=2074
Printed Date: 27 March 2026 at 8:37am
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Topic: Single 18" bass reflex sub plans
Posted By: soundgodwannabe
Subject: Single 18" bass reflex sub plans
Date Posted: 19 June 2005 at 12:53am

Can you split the G2 sub in half and get two G1's? If not, does anyone have or know of where I can get plans for single 18" bass reflex sub plans. I am wanting to use Eminence Omega Pro 18's as the woofers.

 



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Make the soundman mad and I WILL press the suck button for your band.



Replies:
Posted By: tb_mike
Date Posted: 19 June 2005 at 4:24am

Probably yes.

Is there not an eminence plan for it?You need a plan for this woofer.

Fs 28

Qts 0.24

Vas 354L

xmax 4.8

It looks like it mite like a horn better.



Posted By: soundgodwannabe
Date Posted: 19 June 2005 at 1:44pm

I was going off of the recommendation of another thread (G Sub with Eminence Omega Pro Speaker). "I would leave the port's depth alone, and, just put the Omegas in the
box as is. You can shorten the duct's depth to 99.46 mm, and get a
- 3 dB @ 39.43 Hertz. But, it will roll off faster than just popping them
in the box as is."

The speaker I will actually be using is Carvin's PS18H-8 (similar to Eminence Omega Pro 18). http://www.carvin.com/tsp.html - http://www.carvin.com/tsp.html I have two of them and would like to use them in a single eighteen. But if I put them into a G2 sub, I could always buy two more at a later time and have two G2 subs .

This would max me out on power. I have a Mackie 1400i and a Crown XLS 402. If I run the Mackie bridged, I could put 1400 watts @4 ohms for my subs and the Crown bridged, I could put 1120 watts @ 4 ohms for my mains.

So the question is really, one G2 sub or two 18" bass reflex subs.



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Make the soundman mad and I WILL press the suck button for your band.


Posted By: Tom Umney
Date Posted: 29 June 2005 at 8:49am

Fane have got a single 18 inch reflex plans that might work with that Carvin PS18H-8 driver

http://www.fane-acoustics.com/public_html/media/pdf_media/Cabinets18inch200L.pdf - http://www.fane-acoustics.com/public_html/media/pdf_media/Ca binets18inch200L.pdf



Posted By: Sencesync
Date Posted: 23 August 2005 at 7:14pm
i have a plane for some B&C 18" NW100s. 5.477 cubic foot (155.10 L). a good 1kw rms, tuned at 40hz (37.29hz) 124db continous SPL and a max SPL of 128db all running from 40hz to about 250hz. tuning is just slightly off from being nice and flat (flat hits at 45hz tuned "44.37hz"). inside the walls its 20"x20"x22" (50.8cm X 50.8cm X 55.88cm). 40hz tuned with two vents 2"x9.625"x10" (5.08cm X 24.45cm X 25.4cm} 45hz tuned with two vents 2"x9.625"x6" (5.08cm X 24.45cm X 15.24cm). Cab is built with 18mm 13ply Birch.

155.10 Litres come from the actual volume of the 20x20x22 plus the non-taken space behind the vents.

both tuned areas have about the same SPL output

sadly im not too good with autoCAD so those numbers are about all i can give ya   


Posted By: Enzo1234
Date Posted: 10 December 2014 at 8:12am
hi guys does any1 have plans for a 1810 bass bin please email it to me h0perumal@gmail.com. thanks alot



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