Jensen Smooth BS 12N/250A

Bass Guitar Speaker

12″ / 320 mm
Nominal diameter
47 Hz
Resonance
0.43
Q factor
94 dB
Sensitivity
± 5.5 mm
Linear excursion
500 W
Program Power
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
94.0
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
12.58
Electrical quality factor
QES
0.45
Total quality factor
QTS
0.43

Large signal parameters

Maximum linear excursion
xmax
5.5
mm
Maximum excursion before damage
xlim
8.9
mm
Air volume displaced at xmax
VD
292
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
1.0
mH
VC Diameter
65
mm
Winding height
HVC
18
mm
Winding material
Copper
Former material
Glass Fiber

Magnet

Flux density
B
1.14
T
Force factor
Bl
14.37
N/A
Motor constant
Bl/√RE
6.13
N/√W
Air gap height
HAG
10
mm
Weight
0.22
kg
Material
Neodymium

Diaphragm

Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
56.7
g
Moving mass (without air load)
MMD
47.8
g
Material
Paper

Suspensions

Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
81.3
L
Mechanical resistance
RMS
1.33
N·s/m
Surround material
Treated Cloth

Dimensions

Nominal diameter
12
320
mm
Overall diameter
320
mm
Volume occupied by the driver (estimated)
1.0
L
Net weight
2.5
kg
Frame material
Aluminium Die-Cast
Jensen BS 12N/250A SPL & Impedance
Jensen BS 12N/250A Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to Jensen BS 12N/250A

Beyma 12CMV2 Subwoofer
12Subwoofer
fS
49 Hz
SD
530 cm²
50 - 6000 Hz
QTS
0.47
xmax
7.0 mm
SPL1W
94 dB
Bl/√RE
5.59
Pmax
640 W
Celestion PULSE12 Bass Guitar Speaker
12Bass Guitar Speaker
fS
45 Hz
SD
531 cm²
45 - 3500 Hz
QTS
0.42
xmax
4.0 mm
SPL1W
94 dB
Bl/√RE
5.28
Pmax
400 W