6″ / 165 mm
Nominal diameter
107 Hz
Resonance
0.45
Q factor
93 dB
Sensitivity
± 3.5 mm
Linear excursion
200 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
93.1
dB
Frequency response
95 - 5500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
107
Hz
Mechanical quality factor
QMS
6.12
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.45
Large signal parameters
Maximum linear excursion
xmax
3.5
mm
Maximum excursion before damage
xlim
4.0
mm
Air volume displaced at xmax
VD
44
cm³
Power handling
P
100
W
Program power
Pmax
200
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.28
mH
VC Diameter
38
mm
Magnet
Force factor
Bl
6.4
N/A
Motor constant
Bl/√RE
3.58
N/√W
Air gap height
HAG
6.4
mm
Weight
0.567
kg
Diaphragm
Effective diameter
127
mm
Effective area
SD
127
cm²
Moving mass
MMS
9
g
Moving mass (without air load)
MMD
7.9
g
Suspensions
Stiffness
KMS
4.17
N/mm
Compliance
CMS
240
µm/N
Equivalent volume to the compliance
VAS
5.7
L
Mechanical resistance
RMS
0.99
N·s/m
Dimensions
Nominal diameter
6
″
165
mm
Overall diameter
167
mm
Baffle cutout diameter
144
mm
Overall depth
71
mm
Volume occupied by the driver
0.41
L
Net weight
1.86
kg
Frame material
Pressed steel
Similar speaker drivers to Eminence ALPHA-6C
6.5″Mid-range
fS
110 Hz
SD
128 cm²
100 - 10000 Hz
QTS
0.50
xmax
1.2 mm
SPL1W
92 dB
Bl/√RE
3.63
Pmax
400 W
6.5″Coaxial
fS
97 Hz
SD
154 cm²
100 - 20000 Hz
QTS
0.38
xmax
5.3 mm
SPL1W
93 dB
Bl/√RE
4.23
Pmax
300 W
6.5″Mid-range
fS
119 Hz
SD
133 cm²
QTS
0.51
SPL1W
93 dB
Bl/√RE
3.4
Pmax
500 W