Hertz DCX 130.3

2 Way

5″ / 130 mm
Nominal diameter
82 Hz
Resonance
0.76
Q factor
88 dB
Sensitivity
± 2 mm
Linear excursion
80 W
Program Power
Hertz DCX 130.3 2 WayHertz DCX 130.3 2 Way
Excursion
Velocity
SPL
Phase
Group delay
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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
88.1
dB
Frequency response
65 - 21000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
82.0
Hz
Mechanical quality factor
QMS
4.30
Electrical quality factor
QES
0.93
Total quality factor
QTS
0.76

Large signal parameters

Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
20
cm³
Power handling
P
40
W
Program power
Pmax
80
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz, estimated)
LE
0.15
mH
VC Diameter
25
mm

Magnet

Force factor
Bl
3.8
N/A
Motor constant
Bl/√RE
2.09
N/√W
Material
High density flux ferrite

Diaphragm

Effective diameter
112
mm
Effective area
SD
98
cm²
Moving mass
MMS
7.4
g
Moving mass (without air load)
MMD
6.7
g
Material
Water-repellent pressed paper

Suspensions

Stiffness
KMS
1.96
N/mm
Compliance
CMS
510
µm/N
Equivalent volume to the compliance
VAS
7
L
Mechanical resistance
RMS
0.89
N·s/m

Dimensions

Nominal diameter
5
″
130
mm
Volume occupied by the driver (estimated)
0.27
L
Impedance
Step response
Tone Burst
DatasheetDatasheet

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