15″ / 380 mm
Nominal diameter
46 Hz
Resonance
0.44
Q factor
96 dB
Sensitivity
± 8 mm
Linear excursion
1000 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
95.5
dB
Frequency response
50 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
46.0
Hz
Mechanical quality factor
QMS
7.80
Electrical quality factor
QES
0.47
Total quality factor
QTS
0.44
Large signal parameters
Maximum linear excursion
xmax
8.0
mm
Maximum excursion before damage
xlim
40.0
mm
Air volume displaced at xmax
VD
704
cm³
Power handling
P
500
W
Program power
Pmax
1000
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
1.1
mH
VC Diameter
64
mm
Winding height
HVC
19.5
mm
Magnet
Force factor
Bl
18.3
N/A
Motor constant
Bl/√RE
7.73
N/√W
Air gap height
HAG
9.5
mm
Diaphragm
Effective diameter
335
mm
Effective area
SD
880
cm²
Moving mass
MMS
98
g
Moving mass (without air load)
MMD
80
g
Suspensions
Stiffness
KMS
8.2
N/mm
Compliance
CMS
122
µm/N
Equivalent volume to the compliance
VAS
134
L
Mechanical resistance
RMS
3.6
N·s/m
Dimensions
Nominal diameter
15
″
380
mm
Overall diameter
388
mm
Baffle cutout diameter
350
mm
Overall depth
172
mm
Volume occupied by the driver (estimated)
3.5
L
Net weight
6.2
kg
Similar subwoofers to Beyma 15MC500
15″Low frequency
fS
48 Hz
SD
855 cm²
45 - 4000 Hz
QTS
0.48
xmax
3.9 mm
SPL1W
96 dB
Bl/√RE
7.44
Pmax
600 W
15″Subwoofer
fS
47 Hz
SD
881 cm²
36 - 1300 Hz
QTS
0.47
xmax
10.7 mm
SPL1W
95 dB
Bl/√RE
8.03
Pmax
1100 W
15″Low frequency
fS
48 Hz
SD
855 cm²
45 - 3500 Hz
QTS
0.47
xmax
5.3 mm
SPL1W
96 dB
Bl/√RE
6.81
Pmax
600 W