MONACOR SPH-75/8
Mid-range
3″ / 78 mm
Nominal diameter
85 Hz
Resonance
0.56
Q factor
83 dB
Sensitivity
± 0.75 mm
Linear excursion
30 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.4
- dB
- Frequency response
- 85 - 16000
- Hz
- Resonance frequency (free air)
- fS
- 85.0
- Hz
- Mechanical quality factor
- QMS
- 3.90
- Electrical quality factor
- QES
- 0.65
- Total quality factor
- QTS
- 0.56
- Maximum linear excursion
- xmax
- 0.75
- mm
- Air volume displaced at xmax
- VD
- 2.4
- cm³
- Power handling
- P
- 15
- W
- Program power
- Pmax
- 30
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.2
- Ω
- Inductance (1kHz)
- LE
- 0.15
- mH
- VC Diameter
- 21
- mm
- Winding material
- Kapton
- Force factor
- Bl
- 3.4
- N/A
- Motor constant
- Bl/√RE
- 1.37
- N/√W
- Diameter
- 70
- mm
- Weight
- 0.15
- kg
- Effective diameter
- 64
- mm
- Effective area
- SD
- 32
- cm²
- Moving mass
- MMS
- 2.7
- g
- Moving mass (without air load)
- MMD
- 2.6
- g
- Stiffness
- KMS
- 0.77
- N/mm
- Compliance
- CMS
- 1300
- µm/N
- Equivalent volume to the compliance
- VAS
- 1.9
- L
- Mechanical resistance
- RMS
- 0.37
- N·s/m
- Nominal diameter
- 3
- ″
- 78 x 78
- mm
- Overall size
- 78 x 78
- mm
- Baffle cutout diameter
- 72
- mm
- Overall depth
- 42
- mm
- Flange thickness
- 1
- mm
- Mounting depth
- 41
- mm
- Volume occupied by the driver (estimated)
- 0.11
- L
- Net weight
- 0.4
- kg