7″ / 181 mm
Nominal diameter
34 Hz
Resonance
0.3
Q factor
88 dB
Sensitivity
± 4.5 mm
Linear excursion
160 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
87.8
dB
Frequency response
34 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
5.95
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.30
Large signal parameters
Maximum linear excursion
xmax
4.5
mm
Air volume displaced at xmax
VD
62
cm³
Power handling
P
80
W
Program power
Pmax
160
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.81
mH
VC Diameter
32
mm
Magnet
Force factor
Bl
8.6
N/A
Motor constant
Bl/√RE
3.37
N/√W
Diameter
102
mm
Diaphragm
Effective diameter
132
mm
Effective area
SD
137
cm²
Moving mass
MMS
17.3
g
Moving mass (without air load)
MMD
16
g
Suspensions
Stiffness
KMS
0.94
N/mm
Compliance
CMS
1070
µm/N
Equivalent volume to the compliance
VAS
28
L
Mechanical resistance
RMS
0.62
N·s/m
Dimensions
Nominal diameter
7
″
181
mm
Overall diameter
181
mm
Baffle cutout diameter
152
mm
Overall depth
87
mm
Flange thickness
7
mm
Mounting depth
80
mm
Volume occupied by the driver (estimated)
0.66
L
Net weight
1.96
kg
Similar woofers to ETON 7-612/C8/32RP
6.25″Mid Bass
fS
37 Hz
SD
113 cm²
QTS
0.36
xmax
5.0 mm
SPL1W
87 dB
Bl/√RE
2.71
Pmax
200 W
8″Woofer
fS
35 Hz
SD
136 cm²
45 - 3000 Hz
QTS
0.31
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
2.99
Pmax
250 W
6″Coaxial
fS
36 Hz
SD
119 cm²
QTS
0.31
xmax
4.7 mm
SPL1W
88 dB
Bl/√RE
2.85
Pmax
80 W