Hertz HMX 8 LD
2 Way
8″ / 200 mm
Nominal diameter
50 Hz
Resonance
0.58
Q factor
89 dB
Sensitivity
± 4.5 mm
Linear excursion
200 W
Program Power
![Hertz HMX 8 LD 2 Way](/Hertz/HMX_8_LD/Hertz_HMX_8_LD_(Photo_1).png)
![Hertz HMX 8 LD 2 Way](/Hertz/HMX_8_LD/Hertz_HMX_8_LD_(Photo_2).jpg)
![Hertz HMX 8 LD 2 Way](/Hertz/HMX_8_LD/Hertz_HMX_8_LD_(Photo_3).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.4
- dB
- Frequency response
- 45 - 25000
- Hz
- Resonance frequency (free air)
- fS
- 50.0
- Hz
- Mechanical quality factor
- QMS
- 11.00
- Electrical quality factor
- QES
- 0.61
- Total quality factor
- QTS
- 0.58
- Maximum linear excursion
- xmax
- 4.5
- mm
- Air volume displaced at xmax
- VD
- 107
- cm³
- Power handling
- P
- 100
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.1
- Ω
- Inductance (1kHz)
- LE
- 0.52
- mH
- VC Diameter
- 32
- mm
- Force factor
- Bl
- 6.6
- N/A
- Motor constant
- Bl/√RE
- 3.75
- N/√W
- Material
- High density flux ferrite
- Effective diameter
- 174
- mm
- Effective area
- SD
- 237
- cm²
- Moving mass
- MMS
- 27.3
- g
- Moving mass (without air load)
- MMD
- 24.8
- g
- Material
- Polypropylene with UV inhibitors
- Stiffness
- KMS
- 2.7
- N/mm
- Compliance
- CMS
- 370
- µm/N
- Equivalent volume to the compliance
- VAS
- 29.5
- L
- Mechanical resistance
- RMS
- 0.78
- N·s/m
- Nominal diameter
- 8
- ″
- 200
- mm
- Volume occupied by the driver (estimated)
- 0.82
- L
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
Export this driver to a simulation software:
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![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)