Jensen Vintage AlNiCo P12N
8Ω
16Ω
Guitar Speaker
12″ / 307 mm
Nominal diameter
91 Hz
Resonance
0.84
Q factor
97 dB
Sensitivity
± 1 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
97.3
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
91.0
Hz
Mechanical quality factor
QMS
5.77
Electrical quality factor
QES
0.98
Total quality factor
QTS
0.84
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
16
Ω
DC resistance
RE
12.0
Ω
Inductance (1kHz)
LE
1.05
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
13.71
N/A
Motor constant
Bl/√RE
3.96
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
27
g
Moving mass (without air load)
MMD
19.1
g
Material
Paper
Suspensions
Stiffness
KMS
8.0
N/mm
Compliance
CMS
125
µm/N
Equivalent volume to the compliance
VAS
42.2
L
Mechanical resistance
RMS
2.68
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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SpeakerbenchSimilar speaker drivers to Jensen P12N
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12″Guitar Speaker
fS
88 Hz
SD
491 cm²
QTS
0.72
xmax
1.0 mm
SPL1W
99 dB
Bl/√RE
4.49
Pmax
150 W
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12″Guitar Speaker
fS
89 Hz
SD
520 cm²
80 - 5000 Hz
QTS
0.77
xmax
0.8 mm
SPL1W
98 dB
Bl/√RE
4.56
Pmax
240 W
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12″Guitar Speaker
fS
89 Hz
SD
520 cm²
70 - 4000 Hz
QTS
0.68
xmax
0.8 mm
SPL1W
98 dB
Bl/√RE
4.89
Pmax
300 W