ATOHM LD130CR04

4Ω
8Ω

Mid Bass

5″ / 130 mm
Nominal diameter
47 Hz
Resonance
0.66
Q factor
83 dB
Sensitivity
± 4.5 mm
Linear excursion
150 W
Program Power
ATOHM LD130CR04 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
83.4
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
47.0
Hz
Mechanical quality factor
QMS
10.12
Electrical quality factor
QES
0.70
Total quality factor
QTS
0.66

Large signal parameters

Maximum linear excursion
xmax
4.5
mm
Maximum excursion before damage
xlim
7.0
mm
Air volume displaced at xmax
VD
39
cm³
Power handling
P
60
W
Program power
Pmax
150
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.5
Ω
Inductance (1kHz)
LE
0.28
mH
VC Diameter
25
mm
Winding height
HVC
15
mm

Magnet

Flux density
B
0.95
T
Force factor
Bl
4.3
N/A
Motor constant
Bl/√RE
2.3
N/√W
Air gap height
HAG
6
mm

Diaphragm

Effective diameter
105
mm
Effective area
SD
87
cm²
Moving mass
MMS
12.6
g
Moving mass (without air load)
MMD
12
g

Suspensions

Stiffness
KMS
1.14
N/mm
Compliance
CMS
880
µm/N
Equivalent volume to the compliance
VAS
10.5
L
Mechanical resistance
RMS
0.37
N·s/m

Dimensions

Nominal diameter
5
″
130
mm
Volume occupied by the driver (estimated)
0.27
L
Impedance
SPL
ATOHM LD130CR04 Impedance
ATOHM LD130CR04 SPL
ATOHM LD130CR04 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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Similar speaker drivers to ATOHM LD130CR04

ATOHM LD130CR08 Mid Bass
ATOHM  LD130CR088 Ω
5″Mid Bass
fS
44 Hz
SD
87 cm²
QTS
0.69
xmax
4.5 mm
SPL1W
83 dB
Bl/√RE
2.05
Pmax
150 W