Dayton Audio Signature SIG150-4
Woofer
6″ / 152 mm
Nominal diameter
62 Hz
Resonance
0.49
Q factor
87 dB
Sensitivity
± 4 mm
Linear excursion
120 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.4
dB
Frequency response
60 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
61.5
Hz
Mechanical quality factor
QMS
5.78
Electrical quality factor
QES
0.53
Total quality factor
QTS
0.49
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
38
cm³
Power handling
P
60
W
Program power
Pmax
120
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.7
Ω
Inductance (1kHz)
LE
0.35
mH
VC Diameter
27
mm
Winding material
Copper
Former material
Glass fiber
Magnet
Force factor
Bl
5.2
N/A
Motor constant
Bl/√RE
2.7
N/√W
Material
Ferrite
Diaphragm
Effective diameter
111
mm
Effective area
SD
96
cm²
Moving mass
MMS
10.2
g
Moving mass (without air load)
MMD
9.5
g
Material
Aluminum
Suspensions
Stiffness
KMS
1.52
N/mm
Compliance
CMS
660
µm/N
Equivalent volume to the compliance
VAS
8.7
L
Mechanical resistance
RMS
0.68
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
6
″
152
mm
Overall diameter
152
mm
Baffle cutout diameter
120
mm
Overall depth
67
mm
Volume occupied by the driver (estimated)
0.33
L
Frame material
Cast Aluminium
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SpeakerbenchSimilar woofers to Dayton Audio SIG150-4
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5″Full-range
fS
60 Hz
SD
80 cm²
60 - 20000 Hz
QTS
0.42
xmax
1.3 mm
SPL1W
88 dB
Bl/√RE
2.05
Pmax
60 W
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5″Full-range
fS
60 Hz
SD
80 cm²
60 - 20000 Hz
QTS
0.43
xmax
1.0 mm
SPL1W
88 dB
Bl/√RE
2.24
Pmax
60 W
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