Aurum Cantus AC165/50CK

Woofer

6.5″ / 165 mm
Nominal diameter
37 Hz
Resonance
0.19
Q factor
92 dB
Sensitivity
± 6 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

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Specifications

Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.2
dB
Frequency response
37 - 4500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
37.0
Hz
Mechanical quality factor
QMS
3.68
Electrical quality factor
QES
0.20
Total quality factor
QTS
0.19

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
80
cm³
Power handling
P
150
W
Program power
Pmax
300
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
7.0
Ω
Inductance (1kHz)
LE
0.67
mH
VC Diameter
50
mm
Winding height
HVC
15
mm

Magnet

Flux density
B
0.93
T
Force factor
Bl
12.3
N/A
Motor constant
Bl/√RE
4.65
N/√W
Diameter
120
mm
Height
20
mm

Diaphragm

Effective diameter
130
mm
Effective area
SD
133
cm²
Moving mass
MMS
13.7
g
Moving mass (without air load)
MMD
12.5
g

Suspensions

Stiffness
KMS
1.03
N/mm
Compliance
CMS
970
µm/N
Equivalent volume to the compliance
VAS
24
L
Mechanical resistance
RMS
0.87
N·s/m

Dimensions

Nominal diameter
6.5
165
mm
Overall diameter
178
mm
Baffle cutout diameter
150
mm
Overall depth
89
mm
Flange thickness
6
mm
Mounting depth
83
mm
Volume occupied by the driver (estimated)
0.76
L
Net weight
2.4
kg
Frame material
Aluminum
Aurum Cantus AC165/50CK Impedance & Phase
Aurum Cantus AC165/50CK SPL
Aurum Cantus AC165/50CK Dimensions

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