Eminence LEGEND CB158
Bass Guitar Speaker
15″ / 381 mm
Nominal diameter
34 Hz
Resonance
0.34
Q factor
99 dB
Sensitivity
± 4.8 mm
Linear excursion
600 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
99.1
dB
Frequency response
47 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
5.90
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.34
Large signal parameters
Maximum linear excursion
xmax
4.8
mm
Maximum excursion before damage
xlim
9.5
mm
Air volume displaced at xmax
VD
411
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
0.33
mH
VC Diameter
64
mm
Winding material
Copper
Former material
Polyimide
Magnet
Force factor
Bl
16.0
N/A
Motor constant
Bl/√RE
6.45
N/√W
Air gap height
HAG
9.5
mm
Weight
2.268
kg
Material
Ferrite
Diaphragm
Effective diameter
330
mm
Effective area
SD
856
cm²
Moving mass
MMS
70
g
Moving mass (without air load)
MMD
52.6
g
Material
Paper
Suspensions
Stiffness
KMS
3.23
N/mm
Compliance
CMS
310
µm/N
Equivalent volume to the compliance
VAS
336
L
Mechanical resistance
RMS
2.53
N·s/m
Surround material
Cloth
Dimensions
Nominal diameter
15
″
381
mm
Overall diameter
387
mm
Baffle cutout diameter
355
mm
Overall depth
165
mm
Volume occupied by the driver
3.92
L
Net weight
7.85
kg
Frame material
Die-cast aluminum
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