Kartesian Sub120_vHE
Subwoofer
4.5″ / 120 mm
Nominal diameter
46 Hz
Resonance
0.42
Q factor
81 dB
Sensitivity
± 6.5 mm
Linear excursion
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.1
- dB
- Frequency response
- 45 - 3500
- Hz
- Resonance frequency (free air)
- fS
- 46.0
- Hz
- Mechanical quality factor
- QMS
- 5.40
- Electrical quality factor
- QES
- 0.45
- Total quality factor
- QTS
- 0.42
- Maximum linear excursion
- xmax
- 6.5
- mm
- Air volume displaced at xmax
- VD
- 35
- cm³
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.6
- Ω
- Inductance (1kHz)
- LE
- 0.34
- mH
- Force factor
- Bl
- 7.3
- N/A
- Motor constant
- Bl/√RE
- 2.84
- N/√W
- Diameter
- 56
- mm
- Height
- 39
- mm
- Effective diameter
- 83
- mm
- Effective area
- SD
- 54
- cm²
- Moving mass
- MMS
- 12.6
- g
- Moving mass (without air load)
- MMD
- 12.3
- g
- Stiffness
- KMS
- 1.05
- N/mm
- Compliance
- CMS
- 950
- µm/N
- Equivalent volume to the compliance
- VAS
- 3.93
- L
- Mechanical resistance
- RMS
- 0.67
- N·s/m
- Nominal diameter
- 4.5
- ″
- 120
- mm
- Overall diameter
- 120
- mm
- Baffle cutout diameter
- 98
- mm
- Overall depth
- 80
- mm
- Flange thickness
- 5
- mm
- Mounting depth
- 75
- mm
- Volume occupied by the driver (estimated)
- 0.31
- L
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