accuton S220-6-222

Woofer

8.5″ / 220 mm
Nominal diameter
25 Hz
Resonance
0.26
Q factor
89 dB
Sensitivity
± 5.25 mm
Linear excursion
300 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
88.8
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
25.0
Hz
Mechanical quality factor
QMS
3.83
Electrical quality factor
QES
0.27
Total quality factor
QTS
0.26

Large signal parameters

Maximum linear excursion
xmax
5.25
mm
Air volume displaced at xmax
VD
118
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.36
mH
VC Diameter
55
mm
Winding material
Copper
Former material
Titanium

Magnet

Force factor
Bl
10.95
N/A
Motor constant
Bl/√RE
4.29
N/√W
Diameter
120
mm
Height
50
mm

Diaphragm

Effective diameter
169
mm
Effective area
SD
224
cm²
Moving mass
MMS
32.2
g
Moving mass (without air load)
MMD
29.6
g

Suspensions

Stiffness
KMS
0.79
N/mm
Compliance
CMS
1260
µm/N
Equivalent volume to the compliance
VAS
89.7
L
Mechanical resistance
RMS
1.32
N·s/m

Dimensions

Nominal diameter
8.5
220
mm
Overall diameter
220
mm
Baffle cutout diameter
191
mm
Overall depth
113
mm
Flange thickness
9
mm
Mounting depth
104
mm
Volume occupied by the driver (estimated)
1.1
L
accuton S220-6-222 Impedance
accuton S220-6-222 SPL
accuton S220-6-222 Dimensions

Export this driver to a simulation software:

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