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Brand
ATOHMAcoustic EleganceAudesAurum CantusB&C SpeakerBMSBRAXBeymaBlack HydraCT SoundsCelestionCerwin VegaCiareD.A.S. AudioDB DriveDayton AudioESXETONEighteen SoundEminenceFaitalPROFaneFi Car AudioFocalFostexFountekGRSGoldwoodHELIXHertzJL AudioJensenKICKERKICXKartesianLaVoceLowtherMATCHMD LabMONACORMTX AudioMicro-PrecisionMorelObertonP.AudioPHL audioPRV AudioPUNKTKILDEPeerlessPioneerPowerBassPrecision DevicesPrideRCFRadianReckhornRockford FosgateSB AcousticsSEASSICASONYSUPRAVOXScan-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
Hertz MPX 690.3 PRO 3 Way

Hertz MPX 690.3 PRO

4 Ω
6 x 9″ 3 Way
fS50 Hz
SD223 cm²
30 - 24000 Hz
QTS0.43
xmax4 mm
SPL1W89.4 dB
Bl/√RE4.16
Pmax260 W
Discontinued
Hertz ECX 690.5 3 Way

Hertz ECX 690.5

4 Ω
6 x 9″ 3 Way
fS59 Hz
SD232 cm²
40 - 23000 Hz
QTS0.73
xmax3.5 mm
SPL1W89.4 dB
Bl/√RE2.75
Pmax300 W
Hertz CX 690 3 Way

Hertz CX 690

4 Ω
6 x 9″ 3 Way
fS70 Hz
SD152 cm²
40 - 23000 Hz
QTS0.67
xmax3.5 mm
SPL1W89.2 dB
Bl/√RE2.7
Pmax200 W
Hertz CPX 690 PRO 3 Way

Hertz CPX 690 PRO

4 Ω
6 x 9″ 3 Way
fS60 Hz
SD232 cm²
35 - 24000 Hz
QTS0.61
xmax5 mm
SPL1W89.3 dB
Bl/√RE3.57
Pmax360 W