Dayton Audio GF180-4
Woofer
6.5″ / 178 mm
Nominal diameter
49 Hz
Resonance
0.42
Q factor
88 dB
Sensitivity
± 4 mm
Linear excursion
80 W
Program Power
.jpg)
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.9
dB
Frequency response
45 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
49.0
Hz
Mechanical quality factor
QMS
3.43
Electrical quality factor
QES
0.48
Total quality factor
QTS
0.42
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
52
cm³
Power handling
P
40
W
Program power
Pmax
80
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
4.4
Ω
Inductance (1kHz)
LE
1.1
mH
VC Diameter
25
mm
Winding material
Copper
Former material
Aluminum
Magnet
Force factor
Bl
6.5
N/A
Motor constant
Bl/√RE
3.1
N/√W
Material
Ferrite
Diaphragm
Effective diameter
129
mm
Effective area
SD
130
cm²
Moving mass
MMS
14.8
g
Moving mass (without air load)
MMD
13.6
g
Material
Fiberglass
Suspensions
Stiffness
KMS
1.43
N/mm
Compliance
CMS
700
µm/N
Equivalent volume to the compliance
VAS
16.5
L
Mechanical resistance
RMS
1.33
N·s/m
Surround material
Rubber
Dimensions
Nominal diameter
6.5
″
178
mm
Overall diameter
178
mm
Baffle cutout diameter
144
mm
Overall depth
81
mm
Volume occupied by the driver (estimated)
0.53
L
Frame material
Steel
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Dayton Audio GF180-4
.jpg.webp)
6.5″Woofer
fS
48 Hz
SD
143 cm²
55 - 3000 Hz
QTS
0.39
xmax
7.3 mm
SPL1W
88 dB
Bl/√RE
3.39
Pmax
60 W
.jpg.webp)
.jpg.webp)
6.5″Woofer
fS
45 Hz
SD
123 cm²
40 - 4500 Hz
QTS
0.42
xmax
6.0 mm
SPL1W
88 dB
Bl/√RE
2.84
Pmax
240 W