Beyma 8WOOFER/P V2
Subwoofer
8″ / 200 mm
Nominal diameter
35 Hz
Resonance
0.5
Q factor
89 dB
Sensitivity
± 4.5 mm
Linear excursion
100 W
Program Power
Discontinued
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
89.0
dB
Frequency response
30 - 6500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
35.0
Hz
Mechanical quality factor
QMS
2.72
Electrical quality factor
QES
0.62
Total quality factor
QTS
0.50
Large signal parameters
Maximum linear excursion
xmax
4.5
mm
Maximum excursion before damage
xlim
10.0
mm
Air volume displaced at xmax
VD
99
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
26
mm
Winding height
HVC
15
mm
Magnet
Force factor
Bl
7.0
N/A
Motor constant
Bl/√RE
2.91
N/√W
Air gap height
HAG
6
mm
Material
Ferrite
Diaphragm
Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
20
g
Moving mass (without air load)
MMD
17.7
g
Suspensions
Stiffness
KMS
1.17
N/mm
Compliance
CMS
858
µm/N
Equivalent volume to the compliance
VAS
59
L
Mechanical resistance
RMS
1.95
N·s/m
Dimensions
Nominal diameter
8
″
200
mm
Volume occupied by the driver (estimated)
0.52
L
Net weight
1.3
kg
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8″Mid Bass
fS
36 Hz
SD
214 cm²
35 - 3000 Hz
QTS
0.53
xmax
4.4 mm
SPL1W
88 dB
Bl/√RE
2.62
Pmax
150 W