Kartesian Sub120_vHP
Subwoofer
4.5″ / 120 mm
Nominal diameter
46 Hz
Resonance
0.33
Q factor
81 dB
Sensitivity
± 6 mm
Linear excursion
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.0
- dB
- Frequency response
- 48 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 46.0
- Hz
- Mechanical quality factor
- QMS
- 2.52
- Electrical quality factor
- QES
- 0.39
- Total quality factor
- QTS
- 0.33
- Maximum linear excursion
- xmax
- 6.0
- mm
- Air volume displaced at xmax
- VD
- 32
- cm³
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.8
- Ω
- Inductance (1kHz)
- LE
- 0.76
- mH
- Force factor
- Bl
- 8.6
- N/A
- Motor constant
- Bl/√RE
- 3.3
- N/√W
- Diameter
- 90
- mm
- Height
- 40
- mm
- Effective diameter
- 83
- mm
- Effective area
- SD
- 54
- cm²
- Moving mass
- MMS
- 14.5
- g
- Moving mass (without air load)
- MMD
- 14.2
- g
- Stiffness
- KMS
- 1.21
- N/mm
- Compliance
- CMS
- 827
- µm/N
- Equivalent volume to the compliance
- VAS
- 3.38
- L
- Mechanical resistance
- RMS
- 1.66
- N·s/m
- Nominal diameter
- 4.5
- ″
- 120
- mm
- Overall diameter
- 120
- mm
- Baffle cutout diameter
- 98
- mm
- Overall depth
- 81
- mm
- Flange thickness
- 5
- mm
- Mounting depth
- 76
- mm
- Volume occupied by the driver (estimated)
- 0.31
- L