D.A.S. Audio 15GNR
Low frequency
15″ / 381 mm
Nominal diameter
37 Hz
Resonance
0.43
Q factor
94 dB
Sensitivity
± 6 mm
Linear excursion
1400 W
Program Power
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Sensitivity (1W, 1m, infinite baffle)
SPL1W
93.6
dB
Frequency response
35 - 2000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
36.5
Hz
Mechanical quality factor
QMS
12.77
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
538
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
1.25
mH
VC Diameter
102
mm
Winding material
Copper
Magnet
Force factor
Bl
20.86
N/A
Motor constant
Bl/√RE
8.31
N/√W
Material
Neodymium
Diaphragm
Effective diameter
338
mm
Effective area
SD
897
cm²
Moving mass
MMS
135.6
g
Moving mass (without air load)
MMD
117.6
g
Suspensions
Stiffness
KMS
7.14
N/mm
Compliance
CMS
140
µm/N
Equivalent volume to the compliance
VAS
160
L
Mechanical resistance
RMS
2.44
N·s/m
Dimensions
Nominal diameter
15
″
381
mm
Volume occupied by the driver (estimated)
4.3
L
Frame material
Injected Aluminum
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fS
37 Hz
SD
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37 - 3500 Hz
QTS
0.35
xmax
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SPL1W
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Bl/√RE
7.45
Pmax
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18″Low frequency
fS
36 Hz
SD
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30 - 1000 Hz
QTS
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SPL1W
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Bl/√RE
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fS
38 Hz
SD
1225 cm²
35 - 1000 Hz
QTS
0.48
xmax
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SPL1W
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Bl/√RE
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