MONACOR SPH-135TC
Mid-range
5.5″ / 138 mm
Nominal diameter
40 Hz
Resonance
0.42
Q factor
86 dB
Sensitivity
± 2.25 mm
Linear excursion
120 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.4
- dB
- Frequency response
- 40 - 6000
- Hz
- Resonance frequency (free air)
- fS
- 40.0
- Hz
- Mechanical quality factor
- QMS
- 3.44
- Electrical quality factor
- QES
- 0.48
- Total quality factor
- QTS
- 0.42
- Maximum linear excursion
- xmax
- 2.25
- mm
- Air volume displaced at xmax
- VD
- 21
- cm³
- Power handling
- P
- 60
- W
- Program power
- Pmax
- 120
- W
- Nominal impedance
- Z
- 2 x 8
- Ω
- DC resistance (in series)
- RE
- 15.2
- Ω
- Inductance (1kHz, in series)
- LE
- 2.4
- mH
- VC Diameter
- 20
- mm
- Winding material
- Aluminium
- Force factor (in series)
- Bl
- 8.4
- N/A
- Motor constant
- Bl/√RE
- 2.15
- N/√W
- Diameter
- 100
- mm
- Weight
- 0.38
- kg
- Effective diameter
- 110
- mm
- Effective area
- SD
- 95
- cm²
- Moving mass
- MMS
- 8.9
- g
- Moving mass (without air load)
- MMD
- 8.2
- g
- Stiffness
- KMS
- 0.59
- N/mm
- Compliance
- CMS
- 1690
- µm/N
- Equivalent volume to the compliance
- VAS
- 16
- L
- Mechanical resistance
- RMS
- 0.65
- N·s/m
- Nominal diameter
- 5.5
- ″
- 138
- mm
- Overall diameter
- 138
- mm
- Baffle cutout diameter
- 122
- mm
- Overall depth
- 70
- mm
- Flange thickness
- 6
- mm
- Mounting depth
- 64
- mm
- Volume occupied by the driver (estimated)
- 0.33
- L
- Net weight
- 1.08
- kg