Peerless HDS-P835025
Woofer
6.5″ / 165 mm
Nominal diameter
43 Hz
Resonance
0.42
Q factor
87 dB
Sensitivity
± 7.39 mm
Linear excursion
100 W
Program Power
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Available on (affiliate link)
Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
86.7
dB
Frequency response
100 - 3500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
43.0
Hz
Mechanical quality factor
QMS
3.72
Electrical quality factor
QES
0.47
Total quality factor
QTS
0.42
Large signal parameters
Maximum linear excursion
xmax
7.39
mm
Air volume displaced at xmax
VD
106
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.2
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
32
mm
Magnet
Force factor
Bl
8.61
N/A
Motor constant
Bl/√RE
3.46
N/√W
Air gap height
HAG
6
mm
Material
Ferrite
Diaphragm
Effective diameter
135
mm
Effective area
SD
143
cm²
Moving mass
MMS
20.7
g
Moving mass (without air load)
MMD
19.5
g
Material
Aluminum
Suspensions
Stiffness
KMS
1.52
N/mm
Compliance
CMS
660
µm/N
Equivalent volume to the compliance
VAS
19
L
Mechanical resistance
RMS
1.5
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Volume occupied by the driver (estimated)
0.64
L
Net weight
1.58
kg
Frame material
Cast Aluminium
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fS
43 Hz
SD
126 cm²
45 - 4000 Hz
QTS
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xmax
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SPL1W
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Bl/√RE
2.84
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fS
40 Hz
SD
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40 - 2500 Hz
QTS
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xmax
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SPL1W
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fS
40 Hz
SD
126 cm²
30 - 3000 Hz
QTS
0.34
xmax
7.0 mm
SPL1W
87 dB
Bl/√RE
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