Hertz DCX 710.3
2 Way
7x10″/ 178x254 mm
Nominal size
69 Hz
Resonance
1.06
Q factor
91 dB
Sensitivity
± 4 mm
Linear excursion
300 W
Program Power
Sensitivity (1W, 1m, infinite baffle)
SPL1W
90.6
dB
Frequency response
40 - 21000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
69.0
Hz
Mechanical quality factor
QMS
5.50
Electrical quality factor
QES
1.31
Total quality factor
QTS
1.06
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
104
cm³
Power handling
P
150
W
Program power
Pmax
300
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.3
Ω
Inductance (1kHz, estimated)
LE
0.3
mH
VC Diameter
25
mm
Magnet
Force factor
Bl
4.9
N/A
Motor constant
Bl/√RE
2.7
N/√W
Material
High density flux ferrite
Diaphragm
Effective diameter
181
mm
Effective area
SD
260
cm²
Moving mass
MMS
22
g
Moving mass (without air load)
MMD
19.7
g
Material
Water-repellent pressed paper
Suspensions
Stiffness
KMS
4.17
N/mm
Compliance
CMS
240
µm/N
Equivalent volume to the compliance
VAS
23
L
Mechanical resistance
RMS
1.73
N·s/m
Dimensions
Nominal size
7 x 10
″
178 x 254
mm
Volume occupied by the driver (estimated)
0.61
L
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SD
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