LaVoce SAF184.01
Subwoofer
18″ / 460 mm
Nominal diameter
33 Hz
Resonance
0.29
Q factor
96 dB
Sensitivity
± 6.8 mm
Linear excursion
1400 W
Program Power
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.8
dB
Frequency response
30 - 1400
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
33.0
Hz
Mechanical quality factor
QMS
7.98
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.29
Large signal parameters
Maximum linear excursion
xmax
6.8
mm
Maximum excursion before damage
xlim
13.0
mm
Air volume displaced at xmax
VD
833
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
4.9
Ω
Inductance (1kHz)
LE
1.62
mH
VC Diameter
100
mm
Winding height
HVC
19
mm
Winding material
Copper
Former material
Glass Fiber
Magnet
Force factor
Bl
25.76
N/A
Motor constant
Bl/√RE
11.6
N/√W
Air gap height
HAG
11
mm
Diameter
220
mm
Height
25
mm
Material
Ferrite
Diaphragm
Effective diameter
395
mm
Effective area
SD
1225
cm²
Moving mass
MMS
198.3
g
Moving mass (without air load)
MMD
168.7
g
Material
Water Resistant Treated Paper + Water Proof Both Sides Treatment
Suspensions
Stiffness
KMS
8.26
N/mm
Compliance
CMS
121
µm/N
Equivalent volume to the compliance
VAS
257
L
Mechanical resistance
RMS
5.15
N·s/m
Surround material
Polycotton
Dimensions
Nominal diameter
18
″
460
mm
Volume occupied by the driver
8.5
L
Net weight
11.9
kg
Frame material
Aluminium
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fS
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SD
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QTS
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xmax
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SPL1W
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fS
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SD
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QTS
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xmax
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SPL1W
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