SUPRAVOX 215 RTF 64

Full-range

8″ / 215 mm
Nominal diameter
60 Hz
Resonance
0.58
Q factor
99 dB
Sensitivity
± 2 mm
Linear excursion
70 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
98.8
dB
Frequency response
50 - 10000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
60.0
Hz
Mechanical quality factor
QMS
7.00
Electrical quality factor
QES
0.60
Total quality factor
QTS
0.58

Large signal parameters

Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
53
cm³
Power handling
P
35
W
Program power
Pmax
70
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz, estimated)
LE
0.33
mH

Magnet

Flux density
B
1.5
T
Force factor
Bl
5.8
N/A
Motor constant
Bl/√RE
2.27
N/√W
Diameter
120
mm

Diaphragm

Effective diameter
183
mm
Effective area
SD
263
cm²
Moving mass
MMS
8.5
g
Moving mass (without air load)
MMD
5.4
g

Suspensions

Stiffness
KMS
1.25
N/mm
Compliance
CMS
800
µm/N
Equivalent volume to the compliance
VAS
80
L
Mechanical resistance
RMS
0.46
N·s/m
Surround material
Paper

Dimensions

Nominal diameter
8
215
mm
Overall diameter
224
mm
Baffle cutout diameter
212
mm
Overall depth
100
mm
Flange thickness
10
mm
Mounting depth
90
mm
Volume occupied by the driver (estimated)
0.96
L
Frame material
Aluminium
SUPRAVOX 215 RTF 64 Impedance
SUPRAVOX 215 RTF 64 SPL
SUPRAVOX 215 RTF 64 SPL 30°
SUPRAVOX 215 RTF 64 SPL 60°
SUPRAVOX 215 RTF 64 Impulse response
SUPRAVOX 215 RTF 64 Waterfall

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar woofers to SUPRAVOX 215 RTF 64

SUPRAVOX 215 RTF 64 Bi-cone Full-range
8Full-range
fS
52 Hz
SD
263 cm²
50 - 20000 Hz
QTS
0.53
xmax
2.0 mm
SPL1W
97 dB
Bl/√RE
2.08
Pmax
70 W
SUPRAVOX 215-2000 mk2 Full-range
8Full-range
fS
65 Hz
SD
222 cm²
45 - 18000 Hz
QTS
0.57
xmax
2.9 mm
SPL1W
97 dB
Bl/√RE
2.29
Pmax
70 W
FaitalPRO 10FE200 8Ω Woofer
10Woofer
fS
55 Hz
SD
360 cm²
50 - 4500 Hz
QTS
0.69
xmax
4.7 mm
SPL1W
94 dB
Bl/√RE
3.38
Pmax
300 W