LaVoce WAF154.03

Woofer

15″ / 380 mm
Nominal diameter
40 Hz
Resonance
0.35
Q factor
97 dB
Sensitivity
± 5.2 mm
Linear excursion
1700 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
97.1
dB
Frequency response
40 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
10.86
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.35

Large signal parameters

Maximum linear excursion
xmax
5.2
mm
Maximum excursion before damage
xlim
14.1
mm
Air volume displaced at xmax
VD
458
cm³
Power handling
P
850
W
Program power
Pmax
1700
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.36
mH
VC Diameter
100
mm
Winding height
HVC
17.7
mm
Winding material
Copper Clad Aluminium
Former material
Glass Fiber

Magnet

Force factor
Bl
21.83
N/A
Motor constant
Bl/√RE
8.91
N/√W
Air gap height
HAG
14.5
mm
Diameter
220
mm
Height
25
mm
Material
Ferrite

Diaphragm

Effective diameter
335
mm
Effective area
SD
881
cm²
Moving mass
MMS
113.3
g
Moving mass (without air load)
MMD
95.7
g
Material
Water Resistant Treated Paper

Suspensions

Stiffness
KMS
7.09
N/mm
Compliance
CMS
141
µm/N
Equivalent volume to the compliance
VAS
155
L
Mechanical resistance
RMS
2.62
N·s/m
Surround material
Polycotton

Dimensions

Nominal diameter
15
380
mm
Volume occupied by the driver
5.2
L
Net weight
15.3
kg
Frame material
Aluminium
LaVoce WAF154.03 SPL & Impedance
LaVoce WAF154.03 Dimensions

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