Beyma 12LEX1300Nd

Subwoofer

12″ / 300 mm
Nominal diameter
45 Hz
Resonance
0.24
Q factor
93 dB
Sensitivity
± 11 mm
Linear excursion
2600 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
93.3
dB
Frequency response
45 - 1500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
4.20
Electrical quality factor
QES
0.25
Total quality factor
QTS
0.24

Large signal parameters

Maximum linear excursion
xmax
11.0
mm
Maximum excursion before damage
xlim
65.0
mm
Air volume displaced at xmax
VD
605
cm³
Power handling
P
1300
W
Program power
Pmax
2600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
1.3
mH
VC Diameter
102
mm
Winding height
HVC
28
mm

Magnet

Force factor
Bl
26.4
N/A
Motor constant
Bl/√RE
11.8
N/√W
Air gap height
HAG
14
mm

Diaphragm

Effective diameter
265
mm
Effective area
SD
550
cm²
Moving mass
MMS
125
g
Moving mass (without air load)
MMD
115.9
g

Suspensions

Stiffness
KMS
10.0
N/mm
Compliance
CMS
100
µm/N
Equivalent volume to the compliance
VAS
43
L
Mechanical resistance
RMS
8.4
N·s/m

Dimensions

Nominal diameter
12
300
mm
Overall diameter
315
mm
Baffle cutout diameter
282
mm
Overall depth
176
mm
Volume occupied by the driver (estimated)
3.8
L
Net weight
8.3
kg
Beyma 12LEX1300Nd SPL & Impedance
Beyma 12LEX1300Nd Dimensions

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