MASSIVE
Built tough for SPL sound competition
DD
DD
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2
5
2004 Massive Audio Inc.
C
Printed in the U.S.A.
Massive Audio Inc.
P.O. Box 252004
Los Angeles, CA 90025 U.S.A.
www.massiveaudio.com
Introduction:
Congratulations!
And thank you for purchasing a “Massive Audio” DMX Stage 2
Subwoofer for your car audio system. You now own a subwoofer of
uncompromising design and engineering incorporating the latest
advances in motor structure, voice coil geometric winding and cone
structure. This handcrafted subwoofer is designed to deliver the
demands of serious sound competitors. You will soon discover that
DMX subwoofers display a fine balance between high quality,
performance and reliability; all proven qualities of “Massive Audio”
products.
“Massive Audio” subwoofers are the result of American Craftsmanship
using only the highest quality components and quality control
standards. In order to provide you with many years of listening
pleasure, we recommend you to have your new subwoofer installed by
an Authorized “Massive Audio Dealer.” This will ensure the proper
installation of your product, and will also increase the length of your
warranty to TWO YEARS.
(Please see the warranty section of for more details.)
Please take a moment to thoroughly read this manual to ensure that you
get the maximum benefit from this new addition to your car audio
system. When installed properly, this unit will provide years of
trouble-free performance.
Should your subwoofer ever need service or replacement due to theft,
please record the following information, which will help protect your
investment.
Model #: _______________________________________
Dealer’s Name: ___________________________________
Date of Purchase: __________________________________
Installation Shop and Date:__________________________
CAUTION!
Any disassembly of this sub-woofer
without prior factory authorization
will void the warranty.
CAUTION!
Pre-install preparation
This subwoofer has to play at a low frequency, Mid-volume
signal for at least 8 hours to loosen the suspension.
This is a requirement to get the best performance from
this sub-woofer.
CAUTION!
For the best results use the recommended SPL or SQ
(sound quality) wiring configurations.
2
WARRANTY
Massive Audio, Inc. warrants all manufactured subwoofer
products to be free from defect in material and workmanship
for a period not to exceed TWO YEARS* from the date of
purchase when installed by an authorized “Massive Audio”
dealer. Units that are not installed by an authorized “Massive
Audio” dealer maintain a warranty not to exceed 1 year from
the original purchase date by the original purchaser.
PrOducts that displays abuse such as burnt Voice Coils may
require purchase of new recone kit.
“Massive Audio” obligations under this warranty are limited to
repairing or replacing, at its own sole option, any such
defective products. This warranty does not apply to equipment
that has been damaged by accident, negligence, or
misapplication or has been altered or modified in anyway.
This warranty applies only to the original purchaser who must
have properly registered the product within 10 days of
purchase.
Except as provided herein, Massive Audio, Inc. makes no warranties or
representations, express or implied, including any warranty implied by
law, whether for merchantability or fitness for a particular purpose and
shall be effective only for the period that this express warranty is
effective. SEE THE WARRANTY REGISTRATION CARD TO
ADDITIONAL INFORMATION.
DESIGN FEATURES
Heavy powder coated cast aluminum basket:
Custom die-cast heavy duty basket made of 6041 high density aviation
grade aluminum, to minimize vibration. Heavy power coating to damp
the basket to further minimize vibration and ringing noises.
Double stacked 200 oz. Ferrite magnets:
These high energy Y40 magnets will assure sufficient magnetic force
needed for high SPL output.
Chrome Plated top and bottom plates:
For enhance cosmetics and to help to help protect the metal from corrosion.
Hyper Ventilation design on 30mm thick top plate:
Venting system forces more air around the voice coil for enhanced cooling.
Removable Gasket:
Custom injection molded removable gasket allows you to re-cone the
woofer yourself.
Light weight, thick woven carbon fiber cone and dust cap:
Carbon fiber cone and dust cap with a custom extra large weave
pattern to increase the cones rigidity but remain an ultra light weight
cone. This is essential for producing extreme SPL.
1” multi layer Durax foam surround:
Our specially engineered light weight,
high elasticity surround will provide both linear
and long excursion, producing unmatched performance.
Laminated dual spiders with woven tensile leads:
Two Nomex spiders laminated together provides increased stiffness and
control, resulting better power handling. Woven tensile leads help keep the
excursion linear and added more reliability.
Unique Quad 1 ohm Voice Coil Design:
8 layer 19 AGU Al-Clad quad 1 ohm voice coil on black anodized
aluminum former with a patented dual parallel winding for high power
handling, versatility and maximum efficiency.
4
Wiring Configuration
A
Mono 1
Recommended for
SPL applications
+2 +1
DDMMXX
DDMMXX
-3 -4
B
22
55
-2 -1
-
1
+
+3 +4
Quad 1
Two Subs 0.5
+2 +1
-3 -4
A
DDMMXX
DDMMXX
B
22
55
-2 -1
1 X 4
+3 +4
-
+
+
-
+
-
+
-
Mono 4
Recommended for SQ
(sound quality) applications
Dual 2
+2 +1
-3 -4
+2 +1
-3 -4
A
DDMMXX
DDMMXX
B
A
DDMMXX
DDMMXX
B
22
55
22
55
-2 -1
+3 +4
-2 -1
+3 +4
A
+2 +1
-
4
+
-3 -4
DDMMXX
DDMMXX
B
-2 -1
22
55
+3 +4
+2 +1
-3 -4
A
DDMMXX
DDMMXX
B
22
55
-2 -1
+3 +4
-
0.5
+
Two Subs 2
A
-
+
2
2
-
+
+2 +1
DDMMXX
DDMMXX
-3 -4
B
22
55
-2 -1
+3 +4
+2 +1
-3 -4
A
DDMMXX
DDMMXX
B
22
55
-2 -1
-
2
+
+3 +4
6
Transducer Parameter
SPL DESIGN SPL
Box Volume 1.3 cu FT
Fill None %
Port Size (15"x6") x 19" Inches
Fo / tuned 77 Hz
Watt@RMS 2500 Watts
Xmax@RMS 16 mm
SPL@RMS 136.4 dB
Watt@PEAK 5000 Watts
Xmax@PEAK 22.7 mm
SPL@PEAK 139.7 dB
Configurations Mono 4 Mono 1 Dual 2 Quad 1 Units
NomZ 1+1+1+1 1-1 + 1-1 2 + 2 1 (x4) Ohm
Sd 0.049 0.049 0.049 0.049 sqM
Revc 4 1 2 1 Ohm
Levc 1.521 0.33 0.75 0.33 mH
BL 25.14 12.73 12.37 9.33 TxM
Vas 16.95 16.95 16.95 16.95 Liter
Cms 49.5 49.5 49.5 49.5 uM/N
Mms 246.2 246.2 246.2 246.2 Grams
Fo 45.58 45.58 45.58 45.58 Hz
Qms 3.006 3.006 3.006 3.006
Qes 0.446 0.435 0.922 0.81
Qts 0.388 0.38 0.705 0.638
no 0.347 0.356 0.168 0.191 %
SPL@1W 87.6 87.71 84.45 85.01 dB
SPL@2.83V 90.61 96.74 90.47 94.04 dB
Xmax/Over Hang 15 15 15 15 mm
Xmech/Suspension 30 30 30 30 mm
Watt@Music 1250 1250 625 312.5 Watts
Watt@RMS 2500 2500 1250 625 Watts
Watt@PEAK 5000 5000 2500 1250 Watts
Recommended Enclosure
DDMMXX
2
* All box volumes are net, before port/sub displacements.
* For the best results use 1” thick baffle with bracing.
dBSPL
125
120
115
110
105
100
95
90
85
80
75
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
80
50
20
10
5
2
1
800m
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
30m
20m
10m
5m
2m
1m
500u
300u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
Impedance vs Freq
Excursion vs Freq
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
2
DDMMXX
8
SQ DESIGN
CLOSED
Box Volume 2.5 cu FT
Fill None %
Fc 53 Hz
Watt@Music 1250 Watts
Xmax@Music 20 mm
SPL@Music 120 dB
SQ DESIGN VENTED
Box Volume 2.5 cu FT
Fill None %
Fb 66 Hz
Port Size (12" x 3") x 8" Inches
Fp 39.33 Hz
Watt@Music 1250 Watts
Xmax@Music 25 mm
SPL@Music 128.7 dB
dBSPL
125
120
115
110
105
100
2
DDMMXX
95
90
85
80
75
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
70
50
20
10
5
2
1
700m
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
30m
20m
10m
5m
2m
1m
500u
300u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
Impedance vs Freq
Excursion vs Freq
dBSPL
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
125
120
115
110
105
100
95
90
85
80
75
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
200
100
50
20
10
5
2
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
30m
20m
10m
5m
2m
1m
500u
300u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
Impedance vs Freq
Excursion vs Freq
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
2
DDMMXX
10
Transducer Parameter
2
Configurations Mono 4 Mono 1 Dual 2 Quad 1 Units
NomZ 1+1+1+1 1-1 + 1-1 2 + 2 1 (x4) Ohm
Sd 0.083 0.083 0.083 0.083 sqM
Revc 4 1 2 1 Ohm
Levc 1.463 0.327 0.719 0.327 mH
BL 23.64 13.01 9.219 7.132 TxM
Vas 45.5 45.5 45.5 45.5 Liter
Cms 45.4 45.4 45.4 45.4 uM/N
Mms 294 294 294 294 Grams
Fo 43.55 43.55 43.55 43.55 Hz
Qms 3.165 3.165 3.165 3.165
Qes 0.576 0.475 1.893 1.582
Qts 0.487 0.413 1.185 1.055
no 0.629 0.763 0.191 0.229 %
SPL@1W 90.19 91.02 85.02 85.8 dB
SPL@2.83V 93.2 100.1 91.4 94.83 dB
Xmax/Over Hang 15 15 15 15 mm
Xmech/Suspension 35 35 35 35 mm
Watt@Music 1500 1500 750 375 Watts
Watt@RMS 3000 3000 1500 750 Watts
Watt@PEAK 6000 6000 3000 1500 Watts
COMPETITION DESIGN SPL
Box Volume 2.3 cu FT
Fill None %
Port Size (18"x10") x 19.8" Inches
Fo / tuned 72 Hz
Watt@RMS 3000 Watts
Xmax@RMS 16.6 mm
SPL@RMS 141.2 dB
Watt@PEAK 6000 Watts
Xmax@PEAK 23.5 mm
SPL@PEAK 145.5 dB
DDMMXX
5
dBSPL
135
130
125
120
115
110
105
100
95
90
85
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
100
50
20
10
5
2
1
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
40m
20m
10m
5m
2m
1m
500u
400u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
Impedance vs Freq
Excursion vs Freq
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
5
DDMMXX
12
dBSPL
SOUND QUALITY DESIGN VENTED
Box Volume 3 cu FT
Fill None %
Fb 42 Hz
Port Size (12"x 3.5") x 10" Inches
Fp 37.46 Hz
Watt@Music 1500 Watts
Xmax@Music 27 mm
SPL@Music 131.5 dB
SOUND QUALITY DESIGN SEALED
Box Volume 3 cu FT
Fill None %
Fc 51 Hz
Watt@Music 1500 Watts
Xmax@Music 22 mm
SPL@Music 125.5 dB
130
125
120
115
110
105
5
DDMMXX
100
95
90
85
80
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
100
50
20
10
5
2
1
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
40m
20m
10m
Impedance vs Freq
Excursion vs Freq
5m
2m
1m
500u
400u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
dBSPL
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
130
125
120
115
110
105
100
95
90
85
80
10 Hz 20 50 100 200 500 1K 2K 5K 10K
Ohm
200
100
50
20
10
5
2
10 Hz 20 50 100 200 500 1K 2K 5K 10K
M
20m
10m
5m
2m
1m
500u
200u
10 Hz 20 50 100 200 500 1K 2K 5K 10K
SPL vs Freq
Impedance vs Freq
Excursion vs Freq
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
Deg
180
150
120
90
60
30
0
-30
-60
-90
-120
-150
-180
Deg
180
144
108
72
36
0
-36
-72
-108
-144
-180
5
DDMMXX
14
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