6″ / 152 mm
Nominal diameter
40 Hz
Resonance
0.43
Q factor
88 dB
Sensitivity
± 8 mm
Linear excursion
100 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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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.8
dB
Frequency response
40 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
3.58
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Air volume displaced at xmax
VD
112
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.08
mH
VC Diameter
39
mm
Magnet
Force factor
Bl
5.12
N/A
Motor constant
Bl/√RE
2.78
N/√W
Air gap height
HAG
22
mm
Diaphragm
Effective diameter
134
mm
Effective area
SD
140
cm²
Moving mass
MMS
15
g
Moving mass (without air load)
MMD
13.9
g
Suspensions
Stiffness
KMS
0.95
N/mm
Compliance
CMS
1055
µm/N
Equivalent volume to the compliance
VAS
29.4
L
Mechanical resistance
RMS
1.05
N·s/m
Dimensions
Nominal diameter
6
″
152
mm
Volume occupied by the driver (estimated)
2.3
L
Net weight
5.2
kg
Similar woofers to Tang Band W6-1721
6.5″
fS
40 Hz
SD
131 cm²
40 - 3000 Hz
QTS
0.42
xmax
3.0 mm
SPL1W
88 dB
Bl/√RE
2.8
Pmax
120 W
6.75″Mid-range
fS
39 Hz
SD
140 cm²
39 - 4000 Hz
QTS
0.42
xmax
5.5 mm
SPL1W
87 dB
Bl/√RE
2.51
Pmax
120 W
8″Woofer
fS
40 Hz
SD
221 cm²
39 - 4500 Hz
QTS
0.43
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
4.56
Pmax
200 W