12″ / 305 mm
Nominal diameter
91 Hz
Resonance
1.29
Q factor
97 dB
Sensitivity
± 0.47 mm
Linear excursion
150 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.7
dB
Frequency response
80 - 6200
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
91.0
Hz
Mechanical quality factor
QMS
20.19
Electrical quality factor
QES
1.37
Total quality factor
QTS
1.29
Large signal parameters
Maximum linear excursion
xmax
0.47
mm
Air volume displaced at xmax
VD
24
cm³
Power handling
P
75
W
Program power
Pmax
150
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.5
mH
VC Diameter
44
mm
Magnet
Force factor
Bl
8.74
N/A
Motor constant
Bl/√RE
3.57
N/√W
Air gap height
HAG
7.9
mm
Weight
1.077
kg
Diaphragm
Effective diameter
257
mm
Effective area
SD
520
cm²
Moving mass
MMS
31
g
Moving mass (without air load)
MMD
22.7
g
Suspensions
Stiffness
KMS
10.0
N/mm
Compliance
CMS
100
µm/N
Equivalent volume to the compliance
VAS
37.5
L
Mechanical resistance
RMS
0.88
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
306
mm
Baffle cutout diameter
281
mm
Overall depth
167
mm
Volume occupied by the driver
2.2
L
Net weight
3.54
kg
Frame material
Pressed steel
Similar speaker drivers to Eminence REIGNMAKER
12″Guitar Speaker
fS
93 Hz
SD
491 cm²
QTS
1.36
SPL1W
97 dB
Bl/√RE
3.38
Pmax
80 W
12″Full-range
fS
90 Hz
SD
530 cm²
100 - 18000 Hz
QTS
1.16
xmax
3.0 mm
SPL1W
96 dB
Bl/√RE
4.02
Pmax
500 W
10″Guitar Speaker
fS
95 Hz
SD
345 cm²
100 - 5000 Hz
QTS
1.47
xmax
2.1 mm
SPL1W
97 dB
Bl/√RE
2.37
Pmax
70 W