18″ / 460 mm
Nominal diameter
34 Hz
Resonance
0.38
Q factor
94 dB
Sensitivity
± 13 mm
Linear excursion
3200 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.2
dB
Frequency response
35 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
34.0
Hz
Mechanical quality factor
QMS
7.40
Electrical quality factor
QES
0.40
Total quality factor
QTS
0.38
Large signal parameters
Maximum linear excursion
xmax
13.0
mm
Maximum excursion before damage
xlim
60.0
mm
Air volume displaced at xmax
VD
1632
cm³
Power handling
P
1600
W
Program power
Pmax
3200
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.3
Ω
Inductance (1kHz)
LE
1.7
mH
VC Diameter
102
mm
Winding height
HVC
32
mm
Magnet
Force factor
Bl
26.9
N/A
Motor constant
Bl/√RE
11.7
N/√W
Air gap height
HAG
15
mm
Diaphragm
Effective diameter
400
mm
Effective area
SD
1255
cm²
Moving mass
MMS
252
g
Moving mass (without air load)
MMD
221.5
g
Suspensions
Stiffness
KMS
11.77
N/mm
Compliance
CMS
85
µm/N
Equivalent volume to the compliance
VAS
188
L
Mechanical resistance
RMS
7.4
N·s/m
Dimensions
Nominal diameter
18
″
460
mm
Overall diameter
462
mm
Baffle cutout diameter
426
mm
Overall depth
233
mm
Volume occupied by the driver (estimated)
8.3
L
Net weight
14.6
kg
Similar subwoofers to Beyma 18LEX1600Fe
18″Subwoofer
fS
35 Hz
SD
1210 cm²
35 - 1000 Hz
QTS
0.38
xmax
10.0 mm
SPL1W
94 dB
Bl/√RE
11
Pmax
2400 W
21″Subwoofer
fS
32 Hz
SD
1680 cm²
30 - 1000 Hz
QTS
0.36
xmax
15.0 mm
SPL1W
94 dB
Bl/√RE
16
Pmax
4000 W
18″Subwoofer
fS
33 Hz
SD
1164 cm²
30 - 700 Hz
QTS
0.35
xmax
11.0 mm
SPL1W
94 dB
Bl/√RE
10
Pmax
2400 W