Fi Car Audio BL12 D1
2x1Ω
2x2ΩSubwoofer
12″ / 318 mm
Nominal diameter
35 Hz
Resonance
0.24
Q factor
89 dB
Sensitivity
± 18 mm
Linear excursion
3000 W
Program Power
Discontinued
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.2
- dB
- Resonance frequency (free air)
- fS
- 35.2
- Hz
- Mechanical quality factor
- QMS
- 4.68
- Electrical quality factor
- QES
- 0.25
- Total quality factor
- QTS
- 0.24
- Maximum linear excursion
- xmax
- 18.0
- mm
- Air volume displaced at xmax
- VD
- 864
- cm³
- Power handling
- P
- 1500
- W
- Program power
- Pmax
- 3000
- W
- Nominal impedance
- Z
- 2 x 1
- Ω
- DC resistance (in series)
- RE
- 1.4
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 0.51
- mH
- Force factor (in series)
- Bl
- 16.6
- N/A
- Motor constant
- Bl/√RE
- 14.0
- N/√W
- Effective diameter
- 247
- mm
- Effective area
- SD
- 480
- cm²
- Moving mass
- MMS
- 212
- g
- Moving mass (without air load)
- MMD
- 204.1
- g
- Stiffness
- KMS
- 10.42
- N/mm
- Compliance
- CMS
- 96
- µm/N
- Equivalent volume to the compliance
- VAS
- 31.2
- L
- Mechanical resistance
- RMS
- 10.02
- N·s/m
- Nominal diameter
- 12
- ″
- 318
- mm
- Overall diameter
- 318
- mm
- Baffle cutout diameter
- 283
- mm
- Mounting depth
- 171
- mm
- Volume occupied by the driver
- 5.1
- L