HELIX COMPOSE Ci3 W130-S3
Mid Bass
5″ / 130 mm
Nominal diameter
89 Hz
Resonance
0.74
Q factor
87 dB
Sensitivity
± 3.2 mm
Linear excursion
135 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 87.1
- dB
- Frequency response
- 80 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 89.0
- Hz
- Mechanical quality factor
- QMS
- 3.11
- Electrical quality factor
- QES
- 0.97
- Total quality factor
- QTS
- 0.74
- Maximum linear excursion
- xmax
- 3.2
- mm
- Air volume displaced at xmax
- VD
- 31
- cm³
- Power handling
- P
- 90
- W
- Program power
- Pmax
- 135
- W
- Nominal impedance
- Z
- 3
- Ω
- DC resistance
- RE
- 3.1
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.16
- mH
- VC Diameter
- 25
- mm
- Winding height
- HVC
- 10.5
- mm
- Force factor
- Bl
- 4.0
- N/A
- Motor constant
- Bl/√RE
- 2.27
- N/√W
- Effective diameter
- 112
- mm
- Effective area
- SD
- 98
- cm²
- Moving mass
- MMS
- 9.1
- g
- Moving mass (without air load)
- MMD
- 8.4
- g
- Stiffness
- KMS
- 2.86
- N/mm
- Compliance
- CMS
- 350
- µm/N
- Equivalent volume to the compliance
- VAS
- 4.6
- L
- Mechanical resistance
- RMS
- 1.65
- N·s/m
- Nominal diameter
- 5
- ″
- 130
- mm
- Overall diameter
- 130
- mm
- Baffle cutout diameter
- 117
- mm
- Mounting depth
- 55
- mm
- Volume occupied by the driver (estimated)
- 0.27
- L