SUPRAVOX 245 EXC Heritage

Mid Bass

10″ / 245 mm
Nominal diameter
70 Hz
Resonance
0.3
Q factor
100 dB
Sensitivity
± 4 mm
Linear excursion
50 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
100.3
dB
Frequency response
60 - 8000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
70.0
Hz
Mechanical quality factor
QMS
11.00
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.30

Large signal parameters

Maximum linear excursion
xmax
4.0
mm
Maximum excursion before damage
xlim
7.0
mm
Air volume displaced at xmax
VD
132
cm³
Power handling
P
25
W
Program power
Pmax
50
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.82
mH
VC Diameter
35
mm

Magnet

Flux density
B
1.5
T
Force factor
Bl
11.0
N/A
Motor constant
Bl/√RE
4.31
N/√W
Material
Electromagnet

Diaphragm

Effective diameter
205
mm
Effective area
SD
330
cm²
Moving mass
MMS
12
g
Moving mass (without air load)
MMD
7.7
g
Material
Paper

Suspensions

Stiffness
KMS
2.63
N/mm
Compliance
CMS
380
µm/N
Equivalent volume to the compliance
VAS
55
L
Mechanical resistance
RMS
0.48
N·s/m
Surround material
Paper

Dimensions

Nominal diameter
10
245
mm
Overall diameter
249
mm
Baffle cutout diameter
237
mm
Overall depth
183
mm
Volume occupied by the driver (estimated)
3.0
L
Net weight
7.1
kg
Frame material
Die cast aluminium
SUPRAVOX 245 EXC Heritage SPL

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