Kartesian Mid120_vHE

Mid-range

4.5″ / 120 mm
Nominal diameter
104 Hz
Resonance
0.41
Q factor
90 dB
Sensitivity
± 2 mm
Linear excursion
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
90.0
dB
Frequency response
180 - 3000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
104
Hz
Mechanical quality factor
QMS
2.30
Electrical quality factor
QES
0.50
Total quality factor
QTS
0.41

Large signal parameters

Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
11
cm³

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
0.09
mH

Magnet

Force factor
Bl
5.12
N/A
Motor constant
Bl/√RE
2.16
N/√W

Diaphragm

Effective diameter
83
mm
Effective area
SD
54
cm²
Moving mass
MMS
3.6
g
Moving mass (without air load)
MMD
3.3
g

Suspensions

Stiffness
KMS
1.54
N/mm
Compliance
CMS
651
µm/N
Equivalent volume to the compliance
VAS
2.8
L
Mechanical resistance
RMS
1.02
N·s/m

Dimensions

Nominal diameter
4.5
120
mm
Overall diameter
120
mm
Baffle cutout diameter
98
mm
Overall depth
44
mm
Flange thickness
5
mm
Mounting depth
39
mm
Volume occupied by the driver (estimated)
0.14
L
Kartesian Mid120_vHE SPL & Impedance
Kartesian Mid120_vHE Distortion
Kartesian Mid120_vHE Force factor
Kartesian Mid120_vHE Inductance
Kartesian Mid120_vHE Step response
Kartesian Mid120_vHE Stiffness
Kartesian Mid120_vHE Dimensions

Export this driver to a simulation software:

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