6x9″/ 152x229 mm
Nominal size
35 Hz
Resonance
0.37
Q factor
87 dB
Sensitivity
± 7.3 mm
Linear excursion
170 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
86.5
dB
Frequency response
35 - 350
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
3.93
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.37
Large signal parameters
Maximum linear excursion
xmax
7.3
mm
Air volume displaced at xmax
VD
165
cm³
Power handling
P
90
W
Program power
Pmax
170
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.91
mH
VC Diameter
39
mm
Magnet
Force factor
Bl
13.27
N/A
Motor constant
Bl/√RE
5.2
N/√W
Air gap height
HAG
8
mm
Diaphragm
Effective diameter
170
mm
Effective area
SD
226
cm²
Moving mass
MMS
49.9
g
Moving mass (without air load)
MMD
48.3
g
Material
Non-Pressed Paper
Suspensions
Stiffness
KMS
2.4
N/mm
Compliance
CMS
417
µm/N
Equivalent volume to the compliance
VAS
30.3
L
Mechanical resistance
RMS
2.79
N·s/m
Surround material
Rubber W-Shape
Dimensions
Nominal size
6 x 9
″
152 x 229
mm
Volume occupied by the driver (estimated)
1.2
L
Net weight
2.876
kg
Similar subwoofers to Tang Band W69-1042J
8″Woofer
fS
35 Hz
SD
211 cm²
35 - 7000 Hz
QTS
0.33
xmax
5.5 mm
SPL1W
88 dB
Bl/√RE
4.36
Pmax
160 W
10″Subwoofer
fS
35 Hz
SD
330 cm²
35 - 500 Hz
QTS
0.42
xmax
9.2 mm
SPL1W
86 dB
Bl/√RE
7.4
Pmax
650 W
10″Subwoofer
fS
35 Hz
SD
330 cm²
35 - 500 Hz
QTS
0.38
xmax
9.0 mm
SPL1W
87 dB
Bl/√RE
7.32
Pmax
650 W