SUPRAVOX 215-2000
Full-range
8″ / 215 mm
Nominal diameter
47 Hz
Resonance
0.23
Q factor
104 dB
Sensitivity
± 5 mm
Linear excursion
40 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
104.2
dB
Frequency response
50 - 20000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
8.00
Electrical quality factor
QES
0.24
Total quality factor
QTS
0.23
Large signal parameters
Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
142
cm³
Power handling
P
20
W
Program power
Pmax
40
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
4.0
Ω
Inductance (1kHz, estimated)
LE
0.18
mH
Magnet
Flux density
B
2.1
T
Force factor
Bl
6.5
N/A
Motor constant
Bl/√RE
3.25
N/√W
Weight
3.5
kg
Material
Alnico
Diaphragm
Effective diameter
190
mm
Effective area
SD
283
cm²
Moving mass
MMS
7
g
Moving mass (without air load)
MMD
3.7
g
Suspensions
Stiffness
KMS
1.0
N/mm
Compliance
CMS
1000
µm/N
Equivalent volume to the compliance
VAS
121
L
Mechanical resistance
RMS
0.26
N·s/m
Surround material
Paper
Dimensions
Nominal diameter
8
″
215
mm
Overall diameter
224
mm
Baffle cutout diameter
212
mm
Overall depth
147
mm
Flange thickness
10
mm
Mounting depth
137
mm
Volume occupied by the driver (estimated)
1.6
L
Frame material
Aluminium
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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