accuton C90-6-724

Mid-range

5″ / 124 mm
Nominal diameter
83 Hz
Resonance
0.6
Q factor
87 dB
Sensitivity
± 3 mm
Linear excursion
200 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
87.2
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
82.6
Hz
Mechanical quality factor
QMS
5.13
Electrical quality factor
QES
0.67
Total quality factor
QTS
0.60

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
24
cm³
Power handling
P
100
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.13
mH
Winding material
Copper
Former material
Titanium

Magnet

Force factor
Bl
5.95
N/A
Motor constant
Bl/√RE
2.55
N/√W

Diaphragm

Effective diameter
102
mm
Effective area
SD
81
cm²
Moving mass
MMS
8.5
g
Moving mass (without air load)
MMD
7.9
g
Material
Ceramic

Suspensions

Stiffness
KMS
2.27
N/mm
Compliance
CMS
440
µm/N
Equivalent volume to the compliance
VAS
5.1
L
Mechanical resistance
RMS
0.85
N·s/m

Dimensions

Nominal diameter
5
124
mm
Overall diameter
124
mm
Baffle cutout diameter
124
mm
Overall depth
56
mm
Flange thickness
8
mm
Mounting depth
48
mm
Volume occupied by the driver (estimated)
0.2
L
accuton C90-6-724 Impedance
accuton C90-6-724 SPL
accuton C90-6-724 Distortion
accuton C90-6-724 Dimensions

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