Dayton Audio Odeum Apollo 18F
Subwoofer
18″ / 462 mm
Nominal diameter
32 Hz
Resonance
0.4
Q factor
94 dB
Sensitivity
± 10.6 mm
Linear excursion
2400 W
Program Power
.jpg)
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.2
dB
Frequency response
30 - 1000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
32.0
Hz
Mechanical quality factor
QMS
8.97
Electrical quality factor
QES
0.42
Total quality factor
QTS
0.40
Large signal parameters
Maximum linear excursion
xmax
10.6
mm
Air volume displaced at xmax
VD
1272
cm³
Power handling
P
1200
W
Program power
Pmax
2400
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
2.25
mH
VC Diameter
102
mm
Winding material
Copper
Former material
Aluminum
Magnet
Force factor
Bl
24.44
N/A
Motor constant
Bl/√RE
9.59
N/√W
Material
Ferrite
Diaphragm
Effective diameter
391
mm
Effective area
SD
1200
cm²
Moving mass
MMS
193.6
g
Moving mass (without air load)
MMD
164.5
g
Material
Coated Paper
Suspensions
Stiffness
KMS
7.69
N/mm
Compliance
CMS
130
µm/N
Equivalent volume to the compliance
VAS
288
L
Mechanical resistance
RMS
4.34
N·s/m
Surround material
Paper
Dimensions
Nominal diameter
18
″
462
mm
Overall diameter
462
mm
Baffle cutout diameter
414
mm
Overall depth
193
mm
Volume occupied by the driver (estimated)
6.1
L
Frame material
Steel
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar subwoofers to Dayton Audio Apollo 18F
.png.webp)
18″Subwoofer
fS
33 Hz
SD
1255 cm²
35 - 1000 Hz
QTS
0.43
xmax
14.5 mm
SPL1W
94 dB
Bl/√RE
10
Pmax
3200 W
.png.webp)
18″Subwoofer
fS
30 Hz
SD
1210 cm²
30 - 1000 Hz
QTS
0.39
xmax
8.0 mm
SPL1W
94 dB
Bl/√RE
9.77
Pmax
1400 W
.png.webp)
18″Subwoofer
fS
32 Hz
SD
1255 cm²
40 - 1000 Hz
QTS
0.38
xmax
11.0 mm
SPL1W
95 dB
Bl/√RE
10
Pmax
2400 W