Lowther PM6A
Full-range
8″ / 225 mm
Nominal diameter
45 Hz
Resonance
0.46
Q factor
94 dB
Sensitivity
± 1 mm
Linear excursion
200 W
Program Power
![Lowther PM6A Full-range](/Lowther/PM6A/Lowther_PM6A_(Photo_1).jpg)
![Lowther PM6A Full-range](/Lowther/PM6A/Lowther_PM6A_(Photo_2).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 93.7
- dB
- Frequency response
- 30 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 45.0
- Hz
- Mechanical quality factor
- QMS
- 4.25
- Electrical quality factor
- QES
- 0.51
- Total quality factor
- QTS
- 0.46
- Maximum linear excursion
- xmax
- 1.0
- mm
- Air volume displaced at xmax
- VD
- 21
- cm³
- Power handling
- P
- 100
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.4
- Ω
- Inductance (1kHz)
- LE
- 0.13
- mH
- VC Diameter
- 39
- mm
- Flux density
- B
- 1.75
- T
- Force factor
- Bl
- 7.28
- N/A
- Motor constant
- Bl/√RE
- 2.68
- N/√W
- Air gap height
- HAG
- 5
- mm
- Diameter
- 91
- mm
- Material
- Alcomax 3
- Effective diameter
- 164
- mm
- Effective area
- SD
- 210
- cm²
- Moving mass
- MMS
- 12.8
- g
- Moving mass (without air load)
- MMD
- 10.4
- g
- Material
- Twin Paper
- Stiffness
- KMS
- 1.12
- N/mm
- Compliance
- CMS
- 894
- µm/N
- Equivalent volume to the compliance
- VAS
- 56
- L
- Mechanical resistance
- RMS
- 0.85
- N·s/m
- Nominal diameter
- 8
- ″
- 225
- mm
- Overall diameter
- 225
- mm
- Baffle cutout diameter
- 190
- mm
- Overall depth
- 105
- mm
- Flange thickness
- 9
- mm
- Mounting depth
- 96
- mm
- Volume occupied by the driver (estimated)
- 1.0
- L
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
Export this driver to a simulation software:
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![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)