MONACOR SPH-210
Mid-range
8″ / 210 mm
Nominal diameter
28 Hz
Resonance
0.24
Q factor
90 dB
Sensitivity
± 3.5 mm
Linear excursion
100 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.8
- dB
- Frequency response
- 28 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 28.0
- Hz
- Mechanical quality factor
- QMS
- 2.14
- Electrical quality factor
- QES
- 0.27
- Total quality factor
- QTS
- 0.24
- Maximum linear excursion
- xmax
- 3.5
- mm
- Air volume displaced at xmax
- VD
- 74
- cm³
- Power handling
- P
- 50
- W
- Program power
- Pmax
- 100
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.5
- Ω
- Inductance (1kHz)
- LE
- 1.0
- mH
- VC Diameter
- 36
- mm
- Winding material
- Aluminium
- Force factor
- Bl
- 10.3
- N/A
- Motor constant
- Bl/√RE
- 4.04
- N/√W
- Diameter
- 120
- mm
- Weight
- 0.84
- kg
- Effective diameter
- 164
- mm
- Effective area
- SD
- 210
- cm²
- Moving mass
- MMS
- 24.5
- g
- Moving mass (without air load)
- MMD
- 22.2
- g
- Stiffness
- KMS
- 0.76
- N/mm
- Compliance
- CMS
- 1320
- µm/N
- Equivalent volume to the compliance
- VAS
- 81
- L
- Mechanical resistance
- RMS
- 2.01
- N·s/m
- Nominal diameter
- 8
- ″
- 210
- mm
- Overall diameter
- 210
- mm
- Baffle cutout diameter
- 183
- mm
- Overall depth
- 99
- mm
- Flange thickness
- 10
- mm
- Mounting depth
- 89
- mm
- Volume occupied by the driver (estimated)
- 0.93
- L
- Net weight
- 2.52
- kg