9 results
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
mivoc AWX184 MKII Woofer

mivoc AWX184 MKII

4 Ω
18Woofer
fS32 Hz
SD1232 cm²
28 - 500 Hz
QTS0.36
xmax5.5 mm
SPL1W95.3 dB
Bl/√RE9.89
Pmax1200 W
B&C Speaker 18PS100 Subwoofer

B&C Speaker 18PS100

4 Ω
18Subwoofer
fS30 Hz
SD1210 cm²
30 - 1000 Hz
QTS0.40
xmax7 mm
SPL1W93.2 dB
Bl/√RE10.3
Pmax1400 W
BMS 18N830v² Subwoofer

BMS 18N830v²

8 Ω
18Subwoofer
fS31 Hz
SD1212 cm²
20 - 200 Hz
QTS0.37
xmax8 mm
SPL1W94.5 dB
Bl/√RE10.2
Pmax2200 W
BMS 18S430v² Subwoofer

BMS 18S430v²

8 Ω
18Subwoofer
fS31 Hz
SD1213 cm²
20 - 200 Hz
QTS0.34
xmax8 mm
SPL1W94.9 dB
Bl/√RE10.7
Pmax2400 W
Eminence DEFINIMAX 4018LF Subwoofer

Eminence DEFINIMAX 4018LF

8 Ω
18Subwoofer
fS30 Hz
SD1188 cm²
31 - 200 Hz
QTS0.34
xmax8.6 mm
SPL1W94.3 dB
Bl/√RE10.8
Pmax2400 W
Discontinued
Eighteen Sound 18ND9310B Subwoofer

Eighteen Sound 18ND9310B

8 Ω
18Subwoofer
fS31 Hz
SD1220 cm²
28 - 2500 Hz
QTS0.35
xmax9.5 mm
SPL1W95 dB
Bl/√RE9.75
Pmax1400 W
Discontinued
BMS 18N840 Subwoofer

BMS 18N840

8 Ω
18Subwoofer
fS30.2 Hz
SD1213 cm²
20 - 200 Hz
QTS0.37
xmax10 mm
SPL1W94 dB
Bl/√RE10.3
Pmax2400 W
Dayton Audio Apollo 18F Subwoofer

Dayton Audio Apollo 18F

8 Ω
18Subwoofer
fS32 Hz
SD1200 cm²
30 - 1000 Hz
QTS0.40
xmax10.6 mm
SPL1W94.2 dB
Bl/√RE9.59
Pmax2400 W
Beyma 18LEX1200Fe Subwoofer

Beyma 18LEX1200Fe

8 Ω
18Subwoofer
fS32 Hz
SD1255 cm²
40 - 1000 Hz
QTS0.38
xmax11 mm
SPL1W94.8 dB
Bl/√RE10.1
Pmax2400 W