Hertz Cento CS 200 S4
Subwoofer
8″ / 200 mm
Nominal diameter
40 Hz
Resonance
0.52
Q factor
84 dB
Sensitivity
± 9 mm
Linear excursion
300 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
5.00
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.52
Large signal parameters
Maximum linear excursion
xmax
9.0
mm
Maximum excursion before damage
xlim
11.5
mm
Air volume displaced at xmax
VD
193
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz)
LE
1.7
mH
VC Diameter
35
mm
Magnet
Force factor
Bl
10.6
N/A
Motor constant
Bl/√RE
5.84
N/√W
Diameter
120
mm
Height
28
mm
Material
Ferrite
Diaphragm
Effective diameter
172
mm
Effective area
SD
215
cm²
Moving mass
MMS
76.8
g
Moving mass (without air load)
MMD
74.4
g
Material
Polyproyilene
Suspensions
Stiffness
KMS
4.76
N/mm
Compliance
CMS
210
µm/N
Equivalent volume to the compliance
VAS
13.7
L
Mechanical resistance
RMS
3.86
N·s/m
Dimensions
Nominal diameter
8
″
200
mm
Overall diameter
213
mm
Baffle cutout diameter
177
mm
Overall depth
114
mm
Flange thickness
13
mm
Mounting depth
101
mm
Volume occupied by the driver (estimated)
1.1
L
Net weight
2.87
kg
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SpeakerbenchSimilar subwoofers to Hertz CS 200 S4
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DB Drive WDX10G0.42 x 4 Ω
10″Subwoofer
fS
38 Hz
SD
364 cm²
QTS
0.47
xmax
14.0 mm
SPL1W
84 dB
Bl/√RE
8.48
Pmax
1000 W
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