6.5″ / 170 mm
Nominal diameter
45 Hz
Resonance
0.81
Q factor
84 dB
Sensitivity
± 3.5 mm
Linear excursion
90 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
83.7
dB
Frequency response
45 - 7000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
2.20
Electrical quality factor
QES
1.28
Total quality factor
QTS
0.81
Large signal parameters
Maximum linear excursion
xmax
3.5
mm
Maximum excursion before damage
xlim
6.5
mm
Air volume displaced at xmax
VD
50
cm³
Power handling
P
60
W
Program power
Pmax
90
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
25
mm
Winding height
HVC
12
mm
Magnet
Flux density
B
0.8
T
Force factor
Bl
3.9
N/A
Motor constant
Bl/√RE
1.62
N/√W
Air gap height
HAG
5
mm
Diaphragm
Effective diameter
135
mm
Effective area
SD
143
cm²
Moving mass
MMS
16
g
Moving mass (without air load)
MMD
14.7
g
Suspensions
Stiffness
KMS
1.32
N/mm
Compliance
CMS
759
µm/N
Equivalent volume to the compliance
VAS
22
L
Mechanical resistance
RMS
2.06
N·s/m
Dimensions
Nominal diameter
6.5
″
170
mm
Baffle cutout diameter
150
mm
Volume occupied by the driver (estimated)
0.38
L
Net weight
0.97
kg
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SpeakerbenchSimilar woofers to VISATON WS 17 E - 8 Ohm
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6.5″Woofer
fS
45 Hz
SD
143 cm²
45 - 7000 Hz
QTS
0.65
xmax
3.5 mm
SPL1W
85 dB
Bl/√RE
2.18
Pmax
90 W
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