Kartesian Lom135_vPA-S

Mid Bass

5.5″ / 135 mm
Nominal diameter
115 Hz
Resonance
0.54
Q factor
89 dB
Sensitivity
± 2.5 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
89.2
dB
Frequency response
150 - 2500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
115
Hz
Mechanical quality factor
QMS
3.15
Electrical quality factor
QES
0.66
Total quality factor
QTS
0.54

Large signal parameters

Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
24
cm³

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.3
Ω
Inductance (1kHz)
LE
0.25
mH

Magnet

Force factor
Bl
8.46
N/A
Motor constant
Bl/√RE
3.37
N/√W
Height
34
mm

Diaphragm

Effective diameter
110
mm
Effective area
SD
95
cm²
Moving mass
MMS
10.3
g
Moving mass (without air load)
MMD
9.6
g

Suspensions

Stiffness
KMS
5.38
N/mm
Compliance
CMS
186
µm/N
Equivalent volume to the compliance
VAS
2.4
L
Mechanical resistance
RMS
2.36
N·s/m

Dimensions

Nominal diameter
5.5
135
mm
Overall diameter
142
mm
Baffle cutout diameter
121
mm
Overall depth
78
mm
Flange thickness
8
mm
Mounting depth
70
mm
Volume occupied by the driver (estimated)
0.37
L
Kartesian Lom135_vPA-S SPL & Impedance
Kartesian Lom135_vPA-S Distortion
Kartesian Lom135_vPA-S Force factor
Kartesian Lom135_vPA-S Inductance
Kartesian Lom135_vPA-S Stiffness
Kartesian Lom135_vPA-S Dimensions

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