Celestion BN12-300S (4)
Bass Guitar Speaker
12″ / 305 mm
Nominal diameter
51 Hz
Resonance
0.36
Q factor
96 dB
Sensitivity
± 2.5 mm
Linear excursion
600 W
Program Power
/Celestion_BN12-300S_(4)_(Photo).png)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
96.2
dB
Frequency response
50 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
51.4
Hz
Mechanical quality factor
QMS
3.64
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.36
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
133
cm³
Power handling
P
300
W
Program power
Pmax
600
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
2.7
Ω
Inductance (1kHz)
LE
0.26
mH
VC Diameter
64
mm
Winding height
HVC
13
mm
Winding material
Copper
Former material
Polyimide
Magnet
Force factor
Bl
10.37
N/A
Motor constant
Bl/√RE
6.29
N/√W
Air gap height
HAG
8
mm
Height
37
mm
Material
Neodymium
Diaphragm
Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
48.3
g
Moving mass (without air load)
MMD
39.7
g
Material
Kevlar loaded paper
Suspensions
Stiffness
KMS
5.05
N/mm
Compliance
CMS
198
µm/N
Equivalent volume to the compliance
VAS
80.6
L
Mechanical resistance
RMS
4.296
N·s/m
Surround material
Cloth-sealed
Dimensions
Nominal diameter
12
″
305
mm
Overall diameter
309
mm
Baffle cutout diameter
283
mm
Overall depth
132
mm
Volume occupied by the driver (estimated)
1.2
L
Net weight
2.0
kg
/Celestion_BN12-300S_(4)_(Frequency_response_+_Impedance).png)
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fS
50 Hz
SD
530 cm²
50 - 4000 Hz
QTS
0.34
xmax
5.0 mm
SPL1W
96 dB
Bl/√RE
6.71
Pmax
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fS
52 Hz
SD
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50 - 3000 Hz
QTS
0.35
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SPL1W
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SD
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40 - 22000 Hz
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xmax
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