6.5″ / 165 mm
Nominal diameter
54 Hz
Resonance
0.57
Q factor
86 dB
Sensitivity
± 2.5 mm
Linear excursion
170 W
Program Power
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
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Parts Express
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Specifications
Sensitivity (1w, 1m, infinite baffle)
SPL1W
85.9
dB
Frequency response
29 - 4800
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
53.7
Hz
Mechanical quality factor
QMS
3.05
Electrical quality factor
QES
0.71
Total quality factor
QTS
0.57
Large signal parameters
Maximum linear excursion
xmax
2.5
mm
Air volume displaced at xmax
VD
34
cm³
Power handling
P
90
W
Program power
Pmax
170
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
0.4
mH
VC Diameter
38
mm
Magnet
Force factor
Bl
5.72
N/A
Motor constant
Bl/√RE
3.02
N/√W
Weight
0.567
kg
Diaphragm
Effective diameter
132
mm
Effective area
SD
136
cm²
Moving mass
MMS
19.1
g
Moving mass (without air load)
MMD
17.9
g
Suspensions
Stiffness
KMS
2.18
N/mm
Compliance
CMS
459
µm/N
Equivalent volume to the compliance
VAS
12
L
Mechanical resistance
RMS
2.11
N·s/m
Surround material
Butyl Rubber
Dimensions
Nominal diameter
6.5
″
165
mm
Overall diameter
165
mm
Baffle cutout diameter
146
mm
Mounting depth
76
mm
Volume occupied by the driver (estimated)
0.55
L
Net weight
1.361
kg
Frame material
Stamped Steel
Similar woofers to Goldwood GW-6024
8″Shallow Subwoofer
fS
49 Hz
SD
214 cm²
QTS
0.53
xmax
4.0 mm
SPL1W
87 dB
Bl/√RE
5.02
Pmax
400 W
6″Mid Bass
fS
51 Hz
SD
123 cm²
QTS
0.59
xmax
6.5 mm
SPL1W
86 dB
Bl/√RE
2.78
Pmax
125 W
6.5″3 way kit
fS
54 Hz
SD
129 cm²
45 - 22000 Hz
QTS
0.48
xmax
5.3 mm
SPL1W
87 dB
Bl/√RE
3.24
Pmax
240 W