MD Lab SW-C12
Subwoofer
12″ / 316 mm
Nominal diameter
25 Hz
Resonance
0.2
Q factor
89 dB
Sensitivity
700 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.7
- dB
- Resonance frequency (free air)
- fS
- 25.1
- Hz
- Mechanical quality factor
- QMS
- 1.57
- Electrical quality factor
- QES
- 0.23
- Total quality factor
- QTS
- 0.20
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.8
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.24
- mH
- Force factor
- Bl
- 21.32
- N/A
- Motor constant
- Bl/√RE
- 10.9
- N/√W
- Effective diameter
- 250
- mm
- Effective area
- SD
- 492
- cm²
- Moving mass
- MMS
- 176.2
- g
- Moving mass (without air load)
- MMD
- 168.1
- g
- Stiffness
- KMS
- 4.41
- N/mm
- Compliance
- CMS
- 227
- µm/N
- Equivalent volume to the compliance
- VAS
- 77.8
- L
- Mechanical resistance
- RMS
- 17.78
- N·s/m
- Nominal diameter
- 12
- ″
- 316
- mm
- Overall diameter
- 316
- mm
- Baffle cutout diameter
- 284
- mm
- Overall depth
- 171
- mm
- Flange thickness
- 21
- mm
- Mounting depth
- 150
- mm
- Volume occupied by the driver (estimated)
- 3.1
- L
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