Eminence LEGEND 1028K

Guitar Speaker

10″ / 254 mm
Nominal diameter
95 Hz
Resonance
1.47
Q factor
97 dB
Sensitivity
± 2.1 mm
Linear excursion
70 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
96.7
dB
Frequency response
100 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
95.0
Hz
Mechanical quality factor
QMS
17.96
Electrical quality factor
QES
1.61
Total quality factor
QTS
1.47

Large signal parameters

Maximum linear excursion
xmax
2.1
mm
Air volume displaced at xmax
VD
72
cm³
Power handling
P
35
W
Program power
Pmax
70
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
0.51
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Polyimide

Magnet

Force factor
Bl
5.7
N/A
Motor constant
Bl/√RE
2.37
N/√W
Air gap height
HAG
6.4
mm
Weight
0.17
kg
Material
Alnico

Diaphragm

Effective diameter
210
mm
Effective area
SD
345
cm²
Moving mass
MMS
15
g
Moving mass (without air load)
MMD
10.4
g
Material
Paper

Suspensions

Stiffness
KMS
5.26
N/mm
Compliance
CMS
190
µm/N
Equivalent volume to the compliance
VAS
31.5
L
Mechanical resistance
RMS
0.5
N·s/m
Surround material
Paper

Dimensions

Nominal diameter
10
254
mm
Overall diameter
257
mm
Baffle cutout diameter
232
mm
Overall depth
122
mm
Volume occupied by the driver
0.77
L
Net weight
1.32
kg
Frame material
Pressed steel
Eminence LEGEND 1028K SPL & Impedance

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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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Bl/√RE
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Pmax
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