Cerwin Vega VPRO104D

2x2Ω
2x4Ω

Subwoofer

10″ / 272 mm
Nominal diameter
36 Hz
Resonance
0.6
Q factor
84 dB
Sensitivity
± 15.4 mm
Linear excursion
1400 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
83.5
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
35.7
Hz
Mechanical quality factor
QMS
7.70
Electrical quality factor
QES
0.71
Total quality factor
QTS
0.60

Large signal parameters

Maximum linear excursion
xmax
15.4
mm
Air volume displaced at xmax
VD
508
cm³
Power handling
P
700
W
Program power
Pmax
1400
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.5
Ω
Inductance (1kHz, in series, estimated)
LE
1.8
mH

Magnet

Force factor (in series)
Bl
16.7
N/A
Motor constant
Bl/√RE
6.55
N/√W
Diameter
154
mm

Diaphragm

Effective diameter
205
mm
Effective area
SD
330
cm²
Moving mass
MMS
135.7
g
Moving mass (without air load)
MMD
131.1
g

Suspensions

Stiffness
KMS
5.13
N/mm
Compliance
CMS
195
µm/N
Equivalent volume to the compliance
VAS
20.7
L
Mechanical resistance
RMS
3.95
N·s/m

Dimensions

Nominal diameter
10
272
mm
Overall diameter
272
mm
Baffle cutout diameter
224
mm
Mounting depth
143
mm
Volume occupied by the driver
1.76
L
Cerwin Vega VPRO104D Dimensions

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