accuton AS190-9-251

Woofer

8″ / 190 mm
Nominal diameter
33 Hz
Resonance
0.44
Q factor
85 dB
Sensitivity
± 9 mm
Linear excursion
500 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
84.8
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
33.4
Hz
Mechanical quality factor
QMS
4.75
Electrical quality factor
QES
0.49
Total quality factor
QTS
0.44

Large signal parameters

Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
182
cm³
Power handling
P
250
W
Program power
Pmax
500
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
8.6
Ω
Inductance (1kHz)
LE
1.05
mH
VC Diameter
78
mm
Winding material
Copper Clad Aluminium
Former material
Titanium

Magnet

Force factor
Bl
13.5
N/A
Motor constant
Bl/√RE
4.6
N/√W
Diameter
156
mm
Height
52
mm

Diaphragm

Effective diameter
160
mm
Effective area
SD
202
cm²
Moving mass
MMS
49.4
g
Moving mass (without air load)
MMD
47.4
g

Suspensions

Stiffness
KMS
2.17
N/mm
Compliance
CMS
460
µm/N
Equivalent volume to the compliance
VAS
26.7
L
Mechanical resistance
RMS
2.18
N·s/m

Dimensions

Nominal diameter
8
190
mm
Overall diameter
190
mm
Baffle cutout diameter
170
mm
Overall depth
137
mm
Flange thickness
16
mm
Mounting depth
121
mm
Volume occupied by the driver (estimated)
1.2
L
accuton AS190-9-251 Impedance
accuton AS190-9-251 SPL
accuton AS190-9-251 Distortion
accuton AS190-9-251 Dimensions

Export this driver to a simulation software:

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