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Brand
ATOHMAcoustic EleganceAudesAurum CantusB&C SpeakerBMSBRAXBeymaBlack HydraCT SoundsCelestionCerwin VegaCiareD.A.S. AudioDB DriveDayton AudioEASTECHESXETONEighteen SoundEminenceFaitalPROFaneFi Car AudioFocalFostexFountekGRSGoldwoodHELIXHertzJL AudioJensenKICKERKICXKartesianLaVoceLowtherMATCHMD LabMONACORMTX AudioMicro-PrecisionMorelObertonP.AudioPRV AudioPUNKTKILDEPeerlessPioneerPowerBassPrecision DevicesPrideRCFRadianReckhornRockford FosgateSB AcousticsSEASSICASUPRAVOXScan-SpeakSkar AudioTang BandVISATONVOLTWVLWavecoraccutonmivoc
Type
SubwooferWooferMid BassMid-rangeFull-rangeCoaxial2 Way2 Way Kit3 WayBass Guitar SpeakerGuitar SpeakerLow frequencyMiniatureShallow SubwooferShallow WooferShallow Mid-WooferTriaxial
Available on
Amazon.comParts Express
•
Nominal diameter
″
•
SensitivitySPL1W
dB

Thiele & Small parameters

•
Resonance frequencyfS
Hz
•
Mechanical quality factorQMS
•
Electrical quality factorQES
•
Total quality factorQTS

Large signal parameters

•
Maximum linear excursionxmax
mm
•
Air volume displaced at xmaxVD
cm³
•
Program powerPmax
W

Voice Coil & Magnet

•
Nominal impedanceZ
Ω
•
DC resistanceRE
Ω
•
Force factorBl
N/A
•
Motor constantBl/√RE
N/√W
•
InductanceLE
mH
•
VC Diameter
mm

Diaphragm

•
Effective diameter
mm
•
Effective areaSD
cm²
•
Moving massMMS
g

Suspensions

•
StiffnessKMS
N/mm
•
ComplianceCMS
µm/N
•
Equivalent volume to CMSVAS
L
•
Mechanical resistanceRMS
N·s/m

Dimensions

•
Overall size
mm
•
Baffle cutout diameter
mm
•
Overall depth
mm
•
Mounting depth
mm
•
Volume occupied
L
•
Net weight
kg
Fountek FW323 4ohm Subwoofer
Fountek  FW323 4ohm4 Ω
12″Subwoofer
fS
30 Hz
SD
491 cm²
30 - 2000 Hz
QTS
0.45
xmax
17.0 mm
SPL1W
86 dB
Bl/√RE
8.1
Pmax
700 W
Fountek FW322 8ohm Subwoofer
Fountek  FW322 8ohm8 Ω
12″Subwoofer
fS
40 Hz
SD
515 cm²
40 - 900 Hz
QTS
0.46
xmax
8.0 mm
SPL1W
90 dB
Bl/√RE
7.48
Pmax
600 W
Fountek FW322 4ohm Subwoofer
Fountek  FW322 4ohm4 Ω
12″Subwoofer
fS
42 Hz
SD
515 cm²
40 - 900 Hz
QTS
0.36
xmax
10.0 mm
SPL1W
90 dB
Bl/√RE
9.22
Pmax
600 W
Fountek FW300DV Subwoofer
Fountek  FW300DV4 Ω
12″Subwoofer
fS
39 Hz
SD
531 cm²
39 - 2000 Hz
QTS
0.49
xmax
12.0 mm
SPL1W
88 dB
Bl/√RE
8.32
Pmax
600 W
Fountek FW222 Mid Bass
Fountek  FW2228 Ω
8″Mid Bass
fS
35 Hz
SD
219 cm²
50 - 3000 Hz
QTS
0.49
xmax
7.0 mm
SPL1W
87 dB
Bl/√RE
3.34
Pmax
150 W
Fountek FW200 Mid Bass
Fountek  FW2008 Ω
8″Mid Bass
fS
36 Hz
SD
214 cm²
35 - 3000 Hz
QTS
0.53
xmax
4.4 mm
SPL1W
88 dB
Bl/√RE
2.62
Pmax
150 W
Fountek FW168K Mid Bass
Fountek  FW168K8 Ω
6.5″Mid Bass
fS
49 Hz
SD
125 cm²
70 - 4500 Hz
QTS
0.43
xmax
5.0 mm
SPL1W
87 dB
Bl/√RE
3.03
Pmax
100 W
Fountek FW168 Mid Bass
Fountek  FW1688 Ω
6.5″Mid Bass
fS
45 Hz
SD
119 cm²
40 - 4000 Hz
QTS
0.40
xmax
4.6 mm
SPL1W
87 dB
Bl/√RE
3.06
Pmax
100 W
Fountek FW146 Mid Bass
Fountek  FW1468 Ω
5.5″Mid Bass
fS
50 Hz
SD
78 cm²
45 - 4000 Hz
QTS
0.40
xmax
3.6 mm
SPL1W
86 dB
Bl/√RE
2.48
Pmax
70 W
Fountek FW135H Mid-range
Fountek  FW135H8 Ω
5.25″Mid-range
fS
59 Hz
SD
87 cm²
70 - 5500 Hz
QTS
0.46
xmax
5.0 mm
SPL1W
86 dB
Bl/√RE
2.68
Pmax
60 W
Fountek FW100B Mid Bass
Fountek  FW100B8 Ω
4″Mid Bass
fS
77 Hz
SD
55 cm²
77 - 4500 Hz
QTS
0.63
xmax
4.0 mm
SPL1W
83 dB
Bl/√RE
2.24
Pmax
70 W
Fountek FR89EX Full-range
Fountek  FR89EX8 Ω
3.5″Full-range
fS
97 Hz
SD
28 cm²
70 - 20000 Hz
QTS
0.52
xmax
5.0 mm
SPL1W
85 dB
Bl/√RE
1.53
Pmax
50 W
Fountek FR88EX Full-range
Fountek  FR88EX8 Ω
3.5″Full-range
fS
95 Hz
SD
27 cm²
95 - 20000 Hz
QTS
0.47
xmax
3.0 mm
SPL1W
84 dB
Bl/√RE
1.35
Pmax
30 W
Fountek FR88 Full-range
Fountek  FR888 Ω
3.5″Full-range
fS
105 Hz
SD
27 cm²
100 - 25000 Hz
QTS
0.60
xmax
1.0 mm
SPL1W
84 dB
Bl/√RE
1.24
Pmax
30 W
Fountek FR59EXE Full-range
Fountek  FR59EXE4 Ω
2.5″Full-range
fS
139 Hz
SD
17 cm²
139 - 20000 Hz
QTS
0.36
xmax
1.4 mm
SPL1W
86 dB
Bl/√RE
1.51
Pmax
20 W
Fountek FR58EX Full-range
Fountek  FR58EX8 Ω
2.5″Full-range
fS
134 Hz
SD
17 cm²
130 - 20000 Hz
QTS
0.55
xmax
2.9 mm
SPL1W
82 dB
Bl/√RE
1.54
Pmax
30 W
Fountek FR58C Full-range
Fountek  FR58C8 Ω
2.5″Full-range
fS
154 Hz
SD
18 cm²
154 - 10000 Hz
QTS
1.19
xmax
1.1 mm
SPL1W
83 dB
Bl/√RE
0.638
Pmax
10 W
Fountek FR135EX Full-range
Fountek  FR135EX8 Ω
5.5″Full-range
fS
62 Hz
SD
71 cm²
50 - 26000 Hz
QTS
0.49
xmax
5.0 mm
SPL1W
85 dB
Bl/√RE
2.05
Pmax
80 W
Fountek FM135D-II Mid-range
Fountek  FM135D-II8 Ω
5.25″Mid-range
fS
73 Hz
SD
83 cm²
73 - 5500 Hz
QTS
0.28
xmax
1.5 mm
SPL1W
90 dB
Bl/√RE
3.17
Pmax
60 W
Fountek FE85 Full-range
Fountek  FE858 Ω
3.5″Full-range
fS
125 Hz
SD
27 cm²
100 - 25000 Hz
QTS
0.52
xmax
1.5 mm
SPL1W
85 dB
Bl/√RE
1.51
Pmax
24 W