Jensen Vintage AlNiCo P12N
8Ω
16ΩGuitar Speaker
12″ / 307 mm
Nominal diameter
90 Hz
Resonance
0.77
Q factor
96 dB
Sensitivity
± 1 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
95.5
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
90.0
Hz
Mechanical quality factor
QMS
4.36
Electrical quality factor
QES
0.94
Total quality factor
QTS
0.77
Large signal parameters
Maximum linear excursion
xmax
1.0
mm
Air volume displaced at xmax
VD
49
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.87
mH
VC Diameter
38
mm
Winding height
HVC
10
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
1.26
T
Force factor
Bl
10.62
N/A
Motor constant
Bl/√RE
4.32
N/√W
Air gap height
HAG
8
mm
Weight
0.826
kg
Material
Alnico
Diaphragm
Effective diameter
250
mm
Effective area
SD
491
cm²
Moving mass
MMS
30.9
g
Moving mass (without air load)
MMD
23
g
Material
Paper
Suspensions
Stiffness
KMS
9.9
N/mm
Compliance
CMS
101
µm/N
Equivalent volume to the compliance
VAS
34.6
L
Mechanical resistance
RMS
4.01
N·s/m
Surround material
Integrated Paper
Dimensions
Nominal diameter
12
″
307
mm
Overall diameter
307
mm
Volume occupied by the driver (estimated)
1.3
L
Net weight
3.1
kg
Frame material
Pressed Sheet
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12″Guitar Speaker
fS
92 Hz
SD
491 cm²
QTS
0.73
xmax
2.0 mm
SPL1W
98 dB
Bl/√RE
4.95
Pmax
220 W
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