12″ / 307 mm
Nominal diameter
115 Hz
Resonance
0.82
Q factor
97 dB
Sensitivity
± 1 mm
Linear excursion
200 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.9
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
115
Hz
Mechanical quality factor
QMS
16.40
Electrical quality factor
QES
0.86
Total quality factor
QTS
0.82
Large signal parameters
Maximum linear excursion
xmax
1.0
mm
Air volume displaced at xmax
VD
49
cm³
Power handling
P
100
W
Program power
Pmax
200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.8
Ω
Inductance (1kHz)
LE
0.84
mH
VC Diameter
50
mm
Winding height
HVC
10
mm
Winding material
Copper
Former material
Kapton
Magnet
Flux density
B
1.1
T
Force factor
Bl
13.7
N/A
Motor constant
Bl/√RE
5.27
N/√W
Air gap height
HAG
8
mm
Weight
1.45
kg
Material
Ferrite
Diaphragm
Effective diameter
250
mm
Effective area
SD
491
cm²
Moving mass
MMS
33.4
g
Moving mass (without air load)
MMD
25.5
g
Material
Paper
Suspensions
Stiffness
KMS
17.54
N/mm
Compliance
CMS
57
µm/N
Equivalent volume to the compliance
VAS
19.6
L
Mechanical resistance
RMS
1.47
N·s/m
Surround material
Integrated Paper
Dimensions
Nominal diameter
12
″
307
mm
Overall diameter
307
mm
Volume occupied by the driver (estimated)
1.8
L
Net weight
4.3
kg
Frame material
Pressed Sheet
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to Jensen C12K
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12″Guitar Speaker
fS
107 Hz
SD
491 cm²
QTS
0.86
xmax
1.0 mm
SPL1W
97 dB
Bl/√RE
4.74
Pmax
100 W