GRANITE “PRO”
SUBWOOFERS
CONGRATULATIONS!
You have chosen a superior product for reproducing true high-fidelity in
the car. This precision component,
_audiophile-quality
for sealed, vented, and
performance. The Granite Pro woofers are well-suited
bandpass
infinite baffle installations at one-half the power rating.
Should your woofer ever require service or replacement, recording the
information below for
Model Number:
Serial Number:
Dealer’s Name:
Date of Purchase:
lnstallafion Shop:
Installation Date:
your own records will
DESIGN FEATURES
l Installation Flexibility The Granite Pro woofers perform well in
infinite baffle, sealed, vented, and
of the application, Granite Pro woofers perform.
l
High-Efficiency Design The Granite Pro woofers use high efficiency
magnet structures and Dual Density Bonded Polyether Foam
surrounds to ensure high efficiency, as well as durability.
l
Computer-Optimized Straight-Edge Cone Design ensures the most
efficient energy transfer / transient response.
l
Vented
l
Specially Coated Heavy Steel Frame Basket for extra rigidity and
damping.
l
Insulated Input Leads
l Designed and Manufactured in the U.S.A.
Pole
Piece for greater voice coil cooling.
when properly installed, is capable of
enclosures. They also work well in
help protect
bandpass
enclosures. Regardless
your investment.
-
Freq. Response
Sens. 1 w/l m
impedance (nom. z)
Rated Program Power
Rated Peak Power
Fs
Qts
Qms
Qes
Vas
(ft3)
Vas (liters)
Vas
(m’)
Cms
(urn/N)
DCR (ohms)
Levc (mH) @
BL
(Tesla m)
Sd (in*)
Sd
(m’)
Sd
(cm2)
X max
one way (linear mm)
X max
one way (peak mm)
Vd (linear
Vd (peak
Vd (linear
Vd (peak
Mms
(grams)
Magnet Assembly (oz)
Magnet Weight
Vf (volume of frame)
Coil (mm)
TP (mm)
Mounting Dia. (in)
THIELUSMALL PARAMETERS
1
kHz
cm’)
cm’)
m3)
m’)
(02)
Granite
Pro 8
40-500
Hz
90dB
4
ohms
100 watts
175 watts
45 Hz 42 Hz
0.447
5.305 6.62
0.488
1.13
32
0.032
467.4
3.2
0.811
7.05
34.13
0.0220
220
5.00
18
110
396
0.00011
0.000396
62
72
32
45 in”
20
6
7
Granite
Pro 10 Pro 12
37-500 Hz
4 ohms
125
200
0.0350
0.000203
0.000735
120
3
92
dB
watts
watts
0.577
0.632
1.40
40
0.040
226
4.2
0.80
10.54
54.3
350
4.25
21
203
735
62
106
38
in3
15.2
9.4
9
‘Ia
Granite
33-500
Hz
93
dB
4 ohms
150 watts
250 watts
34 Hz
0.530
7.55
0.570
3.46
98
0.098
246
3.3
0.70
10.51
86.7
0.0531
531
5.00
18
451
956
0.000451
0.000956
88
106
38
135
in3
17.75
9.4
11
‘Is
Granite
Pro 15
25-500 Hz
92
dB
4
ohms
200 watts
300 watts
22
Hz
0.480
8.41
0.509
12.36
350
0.350
345
3.19
0.65
11.60
131.0
0.0845
845
5.00
21
507
1775
0.000507
0.001775
145
179
68
275
in3
22.7
10.5
14