MONACOR SPA-112PA
Mid-range
12″ / 312 mm
Nominal diameter
53 Hz
Resonance
0.5
Q factor
95 dB
Sensitivity
± 4 mm
Linear excursion
400 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.5
- dB
- Frequency response
- 53 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 53.0
- Hz
- Mechanical quality factor
- QMS
- 11.39
- Electrical quality factor
- QES
- 0.52
- Total quality factor
- QTS
- 0.50
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 212
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.4
- Ω
- Inductance (1kHz)
- LE
- 0.9
- mH
- VC Diameter
- 65
- mm
- Winding material
- Kapton
- Force factor
- Bl
- 12.0
- N/A
- Motor constant
- Bl/√RE
- 5.16
- N/√W
- Diameter
- 156
- mm
- Weight
- 1.4
- kg
- Effective diameter
- 260
- mm
- Effective area
- SD
- 530
- cm²
- Moving mass
- MMS
- 44
- g
- Moving mass (without air load)
- MMD
- 35.3
- g
- Stiffness
- KMS
- 5.0
- N/mm
- Compliance
- CMS
- 200
- µm/N
- Equivalent volume to the compliance
- VAS
- 77
- L
- Mechanical resistance
- RMS
- 1.29
- N·s/m
- Nominal diameter
- 12
- ″
- 312
- mm
- Overall diameter
- 312
- mm
- Baffle cutout diameter
- 281
- mm
- Overall depth
- 128
- mm
- Flange thickness
- 12
- mm
- Mounting depth
- 116
- mm
- Volume occupied by the driver (estimated)
- 2.0
- L
- Net weight
- 4.4
- kg