Hertz SPL Show SV 165.1
Mid-range
6.5″ / 165 mm
Nominal diameter
110 Hz
Resonance
0.5
Q factor
92 dB
Sensitivity
± 1.2 mm
Linear excursion
400 W
Program Power
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.2
dB
Frequency response
100 - 10000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
110
Hz
Mechanical quality factor
QMS
5.53
Electrical quality factor
QES
0.55
Total quality factor
QTS
0.50
Large signal parameters
Maximum linear excursion
xmax
1.2
mm
Air volume displaced at xmax
VD
15
cm³
Power handling
P
150
W
Program power
Pmax
400
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
0.26
mH
VC Diameter
38
mm
Magnet
Force factor
Bl
6.5
N/A
Motor constant
Bl/√RE
3.63
N/√W
Diameter
110
mm
Height
20
mm
Material
Ferrite
Diaphragm
Effective diameter
128
mm
Effective area
SD
128
cm²
Moving mass
MMS
10.4
g
Moving mass (without air load)
MMD
9.3
g
Material
Ultra light pressed paper
Suspensions
Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
4.65
L
Mechanical resistance
RMS
1.3
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Overall diameter
168
mm
Baffle cutout diameter
145
mm
Overall depth
74
mm
Flange thickness
8
mm
Mounting depth
66
mm
Volume occupied by the driver (estimated)
0.55
L
Net weight
1.85
kg
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fS
107 Hz
SD
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110 - 6500 Hz
QTS
0.53
xmax
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SPL1W
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Bl/√RE
4.32
Pmax
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107 Hz
SD
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95 - 5500 Hz
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SD
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90 - 4000 Hz
QTS
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xmax
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SPL1W
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