VOLT RV4564

Subwoofer

18″ / 450 mm
Nominal diameter
26 Hz
Resonance
0.31
Q factor
92 dB
Sensitivity
± 12.5 mm
Linear excursion
1500 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
92.3
dB
Frequency response
25 - 500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
26.0
Hz
Mechanical quality factor
QMS
3.94
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.31

Large signal parameters

Maximum linear excursion
xmax
12.5
mm
Maximum excursion before damage
xlim
22.0
mm
Air volume displaced at xmax
VD
1286
cm³
Power handling
P
750
W
Program power
Pmax
1500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.8
Ω
Inductance (1kHz)
LE
3.8
mH
VC Diameter
100
mm
Winding material
Copper

Magnet

Force factor
Bl
25.7
N/A
Motor constant
Bl/√RE
10.7
N/√W
Weight
11.5
kg

Diaphragm

Effective diameter
362
mm
Effective area
SD
1029
cm²
Moving mass
MMS
235
g
Moving mass (without air load)
MMD
210.5
g

Suspensions

Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
238
L
Mechanical resistance
RMS
9.74
N·s/m

Dimensions

Nominal diameter
18
450
mm
Overall diameter
459
mm
Baffle cutout diameter
398
mm
Overall depth
229
mm
Flange thickness
14
mm
Mounting depth
215
mm
Volume occupied by the driver
13.0
L
Net weight
17.0
kg
Frame material
Diecast Aluminum
VOLT RV4564 SPL & Impedance
VOLT RV4564 Dimensions

Export this driver to a simulation software:

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