Dayton Audio Designer DS175-8
Woofer
6.5″ / 176 mm
Nominal diameter
37 Hz
Resonance
0.27
Q factor
86 dB
Sensitivity
± 5.25 mm
Linear excursion
140 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
85.8
dB
Frequency response
40 - 4500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
37.0
Hz
Mechanical quality factor
QMS
1.63
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.27
Large signal parameters
Maximum linear excursion
xmax
5.25
mm
Air volume displaced at xmax
VD
68
cm³
Power handling
P
70
W
Program power
Pmax
140
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.7
Ω
Inductance (1kHz)
LE
1.06
mH
VC Diameter
36
mm
Magnet
Force factor
Bl
10.4
N/A
Motor constant
Bl/√RE
4.36
N/√W
Weight
0.936
kg
Diaphragm
Effective diameter
128
mm
Effective area
SD
129
cm²
Moving mass
MMS
26
g
Moving mass (without air load)
MMD
24.9
g
Suspensions
Stiffness
KMS
1.41
N/mm
Compliance
CMS
710
µm/N
Equivalent volume to the compliance
VAS
17
L
Mechanical resistance
RMS
3.71
N·s/m
Dimensions
Nominal diameter
6.5
″
176
mm
Overall diameter
176
mm
Baffle cutout diameter
144
mm
Overall depth
81
mm
Volume occupied by the driver (estimated)
0.53
L
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6.5″Woofer
fS
38 Hz
SD
129 cm²
38 - 7500 Hz
QTS
0.29
xmax
5.3 mm
SPL1W
86 dB
Bl/√RE
4.05
Pmax
140 W
5″Woofer
fS
40 Hz
SD
87 cm²
QTS
0.28
xmax
6.5 mm
SPL1W
86 dB
Bl/√RE
3.36
Pmax
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5.5″Mid Bass
fS
34 Hz
SD
92 cm²
QTS
0.23
xmax
9.0 mm
SPL1W
87 dB
Bl/√RE
3.35
Pmax
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