accuton C220-6-227

Mid Bass

8″ / 220 mm
Nominal diameter
27 Hz
Resonance
0.32
Q factor
89 dB
Sensitivity
± 6 mm
Linear excursion
240 W
Program Power
accuton C220-6-227 Mid Bassaccuton C220-6-227 Mid Bass
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
88.5
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
27.0
Hz
Mechanical quality factor
QMS
5.96
Electrical quality factor
QES
0.34
Total quality factor
QTS
0.32

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
134
cm³
Power handling
P
120
W
Program power
Pmax
240
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.23
mH
VC Diameter
55
mm
Winding material
Copper
Former material
Titanium

Magnet

Force factor
Bl
9.3
N/A
Motor constant
Bl/√RE
3.93
N/√W
Diameter
87
mm
Height
46
mm

Diaphragm

Effective diameter
169
mm
Effective area
SD
224
cm²
Moving mass
MMS
31.2
g
Moving mass (without air load)
MMD
28.7
g
Material
Ceramic

Suspensions

Stiffness
KMS
0.89
N/mm
Compliance
CMS
1120
µm/N
Equivalent volume to the compliance
VAS
79.6
L
Mechanical resistance
RMS
0.89
N·s/m

Dimensions

Nominal diameter
8
″
220
mm
Overall diameter
220
mm
Baffle cutout diameter
191
mm
Overall depth
109
mm
Flange thickness
9
mm
Mounting depth
100
mm
Volume occupied by the driver (estimated)
1.1
L
Impedance
SPL
accuton C220-6-227 Impedance
accuton C220-6-227 SPL
accuton C220-6-227 Dimensions

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