Beyma 12MI100
Mid-range
12″ / 300 mm
Nominal diameter
58 Hz
Resonance
0.22
Q factor
99 dB
Sensitivity
± 3 mm
Linear excursion
900 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 98.5
- dB
- Frequency response
- 60 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 58.0
- Hz
- Mechanical quality factor
- QMS
- 5.50
- Electrical quality factor
- QES
- 0.23
- Total quality factor
- QTS
- 0.22
- Maximum linear excursion
- xmax
- 3.0
- mm
- Maximum excursion before damage
- xlim
- 24.0
- mm
- Air volume displaced at xmax
- VD
- 159
- cm³
- Power handling
- P
- 450
- W
- Program power
- Pmax
- 900
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.3
- Ω
- Inductance (1kHz)
- LE
- 1.0
- mH
- VC Diameter
- 76
- mm
- Winding height
- HVC
- 13.5
- mm
- Force factor
- Bl
- 21.6
- N/A
- Motor constant
- Bl/√RE
- 8.61
- N/√W
- Air gap height
- HAG
- 10
- mm
- Effective diameter
- 260
- mm
- Effective area
- SD
- 530
- cm²
- Moving mass
- MMS
- 47
- g
- Moving mass (without air load)
- MMD
- 38.3
- g
- Stiffness
- KMS
- 6.14
- N/mm
- Compliance
- CMS
- 163
- µm/N
- Equivalent volume to the compliance
- VAS
- 64
- L
- Mechanical resistance
- RMS
- 3.3
- N·s/m
- Nominal diameter
- 12
- ″
- 300
- mm
- Overall diameter
- 312
- mm
- Baffle cutout diameter
- 278
- mm
- Overall depth
- 135
- mm
- Volume occupied by the driver (estimated)
- 2.9
- L
- Net weight
- 7.2
- kg