D.A.S. Audio 12GNR
Low frequency
12″ / 305 mm
Nominal diameter
40 Hz
Resonance
0.26
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
45 - 3000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
39.6
Hz
Mechanical quality factor
QMS
12.92
Electrical quality factor
QES
0.26
Total quality factor
QTS
0.26
Large signal parameters
Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
324
cm³
Power handling
P
700
W
Program power
Pmax
1400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
1.74
mH
VC Diameter
102
mm
Winding material
Copper
Magnet
Force factor
Bl
23.01
N/A
Motor constant
Bl/√RE
9.39
N/√W
Material
Neodymium
Diaphragm
Effective diameter
262
mm
Effective area
SD
540
cm²
Moving mass
MMS
93.7
g
Moving mass (without air load)
MMD
85
g
Suspensions
Stiffness
KMS
5.81
N/mm
Compliance
CMS
172
µm/N
Equivalent volume to the compliance
VAS
71
L
Mechanical resistance
RMS
1.81
N·s/m
Dimensions
Nominal diameter
12
″
305
mm
Volume occupied by the driver (estimated)
2.4
L
Frame material
Injected Aluminum
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SD
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SD
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