Hertz SPL Show SS 12 D2
Subwoofer
12″ / 300 mm
Nominal diameter
36 Hz
Resonance
0.64
Q factor
85 dB
Sensitivity
± 15.4 mm
Linear excursion
2000 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
84.8
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
36.0
Hz
Mechanical quality factor
QMS
7.00
Electrical quality factor
QES
0.70
Total quality factor
QTS
0.64
Large signal parameters
Maximum linear excursion
xmax
15.4
mm
Maximum excursion before damage
xlim
20.7
mm
Air volume displaced at xmax
VD
765
cm³
Power handling
P
1000
W
Program power
Pmax
2000
W
Voice Coil
Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
3.8
Ω
Inductance (1kHz, in series)
LE
3.6
mH
VC Diameter
75
mm
Magnet
Force factor (in series)
Bl
18.74
N/A
Motor constant
Bl/√RE
9.56
N/√W
Diameter
170
mm
Height
40
mm
Material
Ferrite
Diaphragm
Effective diameter
253
mm
Effective area
SD
497
cm²
Moving mass
MMS
282.8
g
Moving mass (without air load)
MMD
274.6
g
Material
Non pressed paper with cotton fibre
Suspensions
Stiffness
KMS
14.29
N/mm
Compliance
CMS
70
µm/N
Equivalent volume to the compliance
VAS
24.5
L
Mechanical resistance
RMS
9.14
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Overall diameter
320
mm
Baffle cutout diameter
283
mm
Overall depth
184
mm
Flange thickness
23
mm
Mounting depth
161
mm
Volume occupied by the driver (estimated)
4.1
L
Net weight
8.8
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Hertz SS 12 D2
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Rockford Fosgate R2SD2-102 x 2 Ω
10″Shallow Subwoofer
fS
38 Hz
SD
333 cm²
QTS
0.68
xmax
8.0 mm
SPL1W
85 dB
Bl/√RE
6.57
Pmax
400 W
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KICKER 42CWQ1242 x 4 Ω
12″Subwoofer
fS
38 Hz
SD
507 cm²
20 - 100 Hz
QTS
0.60
xmax
23.2 mm
SPL1W
86 dB
Bl/√RE
9.79
Pmax
1700 W
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