Air Space, Alumapro Alchemy MX 12

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=53267
Printed Date: July 07, 2025 at 5:08 PM

Topic: Air Space, Alumapro Alchemy MX 12

Posted By: Absolute Audio
Subject: Air Space, Alumapro Alchemy MX 12
Date Posted: April 04, 2005 at 11:14 PM

I have been doing some research on building a new box for my sub (Alumapro Alchemy MX 12)

I have been Trying to find the recomemded air space for my sub, but have had no luck, i am looking for your oppiniouns and any manufactor specs anyone has found.

any help or info would be great

Replies:

Posted By: Dyson
Date Posted: April 05, 2005 at 4:35 AM

Heres what i got from there site, not entirely sure which Sub you have though...

Description	Impedance	RMS/Peak	Fs	Qms	Qes	Qts	Re	Vas	Xmax
10" Alchemy	4Ù	300/600	23 Hz	2.60	0.27	0.25	4.0 Ohms	2.8 Ft3	12 mm
10" Alchemy	8Ù	300/600	25 Hz	2.00	0.30	0.27	7.8 Ohms	3.0 Ft3	12 mm
10" Alchemy DVC	6Ù/6Ù	300/600	24 Hz	3.20	0.40	0.37	2.6 Ohms (parallel)	3.0 Ft3	12 mm
12" Alchemy	4Ù	300/600	22 Hz	3.58	0.44	0.39	4.0 Ohms	3.8 Ft3	12 mm
12" Alchemy	8Ù	300/600	23 Hz	3.80	0.45	0.42	7.8 Ohms	4.0 Ft3	12 mm
12" Alchemy DVC	6Ù/6Ù	300/600	22 Hz	4.00	0.38	0.36	2.6 Ohms (parallel)	4.0 Ft3	12 mm

Posted By: Absolute Audio
Date Posted: April 05, 2005 at 10:59 AM

what is the recomended airspace?

i have the 12" 4ohm

thanks

Posted By: oonikfraleyoo
Date Posted: April 05, 2005 at 12:14 PM

You can punch that data into WinISD and design a box.

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