SUPRAVOX 215 GMF

Mid Bass

8″ / 215 mm
Nominal diameter
45 Hz
Resonance
0.33
Q factor
100 dB
Sensitivity
± 5 mm
Linear excursion
80 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
99.7
dB
Frequency response
40 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
6.00
Electrical quality factor
QES
0.35
Total quality factor
QTS
0.33

Large signal parameters

Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
143
cm³
Power handling
P
40
W
Program power
Pmax
80
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
8.0
Ω
Inductance (1kHz, estimated)
LE
0.44
mH

Magnet

Flux density
B
1.5
T
Force factor
Bl
8.0
N/A
Motor constant
Bl/√RE
2.83
N/√W
Diameter
96
mm

Diaphragm

Effective diameter
190
mm
Effective area
SD
285
cm²
Moving mass
MMS
10
g
Moving mass (without air load)
MMD
6.6
g

Suspensions

Stiffness
KMS
1.0
N/mm
Compliance
CMS
1000
µm/N
Equivalent volume to the compliance
VAS
120
L
Mechanical resistance
RMS
0.47
N·s/m
Surround material
Paper

Dimensions

Nominal diameter
8
215
mm
Overall diameter
224
mm
Baffle cutout diameter
212
mm
Overall depth
110
mm
Flange thickness
10
mm
Mounting depth
100
mm
Volume occupied by the driver (estimated)
1.1
L
Frame material
Aluminium
SUPRAVOX 215 GMF Impedance
SUPRAVOX 215 GMF SPL
SUPRAVOX 215 GMF SPL 30°
SUPRAVOX 215 GMF SPL 60°
SUPRAVOX 215 GMF Impulse response
SUPRAVOX 215 GMF Waterfall

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar woofers to SUPRAVOX 215 GMF

Dayton Audio PS220-8 Full-range
8Full-range
fS
46 Hz
SD
216 cm²
40 - 25000 Hz
QTS
0.38
xmax
4.8 mm
SPL1W
95 dB
Bl/√RE
2.47
Pmax
80 W
SUPRAVOX 285 EXC Mid Bass
12Mid Bass
fS
50 Hz
SD
474 cm²
50 - 7000 Hz
QTS
0.31
xmax
4.0 mm
SPL1W
102 dB
Bl/√RE
4.35
Pmax
140 W