Ciare HM087
Mid-range
3.5″ / 87 mm
Nominal diameter
270 Hz
Resonance
1.39
Q factor
89 dB
Sensitivity
± 2.1 mm
Linear excursion
90 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.5
- dB
- Resonance frequency (free air)
- fS
- 270
- Hz
- Mechanical quality factor
- QMS
- 4.40
- Electrical quality factor
- QES
- 2.02
- Total quality factor
- QTS
- 1.39
- Maximum linear excursion
- xmax
- 2.1
- mm
- Air volume displaced at xmax
- VD
- 7.4
- cm³
- Power handling
- P
- 30
- W
- Program power
- Pmax
- 90
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.3
- Ω
- Inductance (1kHz)
- LE
- 0.2
- mH
- VC Diameter
- 20
- mm
- Winding height
- HVC
- 6.2
- mm
- Former material
- Aluminum
- Force factor
- Bl
- 4.14
- N/A
- Motor constant
- Bl/√RE
- 1.53
- N/√W
- Air gap height
- HAG
- 4
- mm
- Effective diameter
- 67
- mm
- Effective area
- SD
- 35
- cm²
- Moving mass
- MMS
- 2.8
- g
- Moving mass (without air load)
- MMD
- 2.6
- g
- Material
- Treated Cellulose
- Stiffness
- KMS
- 8.33
- N/mm
- Compliance
- CMS
- 120
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.2
- L
- Mechanical resistance
- RMS
- 1.08
- N·s/m
- Surround material
- Doped fabric
- Nominal diameter
- 3.5
- ″
- 87
- mm
- Overall diameter
- 87
- mm
- Baffle cutout diameter
- 77
- mm
- Overall depth
- 42
- mm
- Flange thickness
- 5
- mm
- Mounting depth
- 37
- mm
- Volume occupied by the driver (estimated)
- 0.11
- L
- Net weight
- 0.37
- kg
- Frame material
- Steel
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
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Speakerbench.jpg.webp)
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