Eminence LEGEND B102

Bass Guitar Speaker

10″ / 254 mm
Nominal diameter
48 Hz
Resonance
0.39
Q factor
94 dB
Sensitivity
± 3 mm
Linear excursion
400 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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
93.8
dB
Frequency response
44 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
48.0
Hz
Mechanical quality factor
QMS
5.31
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.39

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Maximum excursion before damage
xlim
8.0
mm
Air volume displaced at xmax
VD
104
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.9
Ω
Inductance (1kHz)
LE
0.67
mH
VC Diameter
51
mm
Winding material
Copper
Former material
Polyimide

Magnet

Force factor
Bl
11.8
N/A
Motor constant
Bl/√RE
4.5
N/√W
Air gap height
HAG
7.9
mm
Weight
1.276
kg
Material
Ferrite

Diaphragm

Effective diameter
210
mm
Effective area
SD
345
cm²
Moving mass
MMS
28
g
Moving mass (without air load)
MMD
23.3
g
Material
Paper

Suspensions

Stiffness
KMS
2.5
N/mm
Compliance
CMS
400
µm/N
Equivalent volume to the compliance
VAS
65
L
Mechanical resistance
RMS
1.59
N·s/m
Surround material
Cloth

Dimensions

Nominal diameter
10
254
mm
Overall diameter
260
mm
Baffle cutout diameter
232
mm
Overall depth
110
mm
Volume occupied by the driver
1.33
L
Net weight
4.4
kg
Frame material
Die-cast aluminum
Eminence LEGEND B102 SPL & Impedance

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