Helix Ci3 K130.2-S3 Mk2 5.5" Component Speakers
Ci3 K130.2-S3 Mk2
5.25" component speakers
Features
- 2-way performance speaker kit which combines high efficiency with outstanding sound quality
- 3 Ohms technology for maximised power output of the amplifier
- Smart, automotive-grade connectors for fail-safe and secure installation – COMPOSE Connect & ProConnect
- Tweeter
- 0.75” / 20 mm performance tweeter with a black aluminium dome for accurate, pure and detailed treble response
- High-quality aluminium dome with a perfect balance of low weight and high rigidity – for natural brilliance and fine detail reproduction
- Refined highly efficient neodymium magnet for high magnetic flux linearity and optimised performance
- Compact design and various mounting options for numerous installation demands
- Mounting pods for flush mount and angle mount included in delivery
- Designed for the optionally available car-specific FlexMount20 adaptors which allow an acoustically optimised and professional integration in the original mounting locations of the vehicle
- Midbass
- 5.25" / 130 mm midbass with unique Cenosphere-coated paper cone for precise and detailed sound reproduction
- High-tech polymer composite basket reinforced with glass beads for enormous rigidity and minimised ringing
- Powerful magnet system for high efficiency and optimum impulse response
- Polyurethane dustcap for optimised frequency response in the upper midrange area
- Crossover
- Separate, high-grade crossover with compact dimensions for easy integration
- 6-stage tweeter level adjustment with integrated tweeter protection for optimised treble adaptation to mounting position
- Extensively fine-tuned – with 12 dB slope for tweeter
Technical data
| Power handling RMS / Max. | P | 90 / 135 Watts |
| Frequency response | 80 Hz - 25,000 Hz | |
| Impedance | Z | 3 Ω |
| Sensitivity | SPL | 91 dB @ 2.83V / 1m 87 dB @ 1W / 1m |
| Outer diameter | ø |
Tweeter: 32.0 mm / 1.26” |
| Installation diameter | ø |
Tweeter: 32.0 mm / 1.26” |
| Installation depth |
Tweeter: 9.8 mm / 0.39” |
|
| Dimensions crossover |
103.3 x 50.4 x 25.0 mm / |
|
| Midbass | ||
| Impedance | Z | 3 Ω |
| DC resistance | Re | 3.1 Ω |
| Resonance frequency | Fs | 89 Hz |
| Mechanical Q factor | Qms | 3.11 |
| Electrical Q factor | Qes | 0.97 |
| Total Q factor | Qts | 0.74 |
| Compliance | Cms | 350 μm/N |
| Equivalent air volume | Vas | 4.6 L |
| Force factor | B*l | 4.0 Tm |
| Cone area | Sd | 98 cm2 |
| Moving mass | Mms | 9.1 g |
| Mechanical resistance | Rms | 1.65 kg/s |
| Voice coil diameter | ø | 25 mm |
|
Voice coil winding height |
10.5 mm | |
| Max. linear excursion | Xmax | +/- 3.2 mm |
| Tweeter | ||
| Impedance | Z | 4 Ω |
| Resonance frequency | Fs | 1800 Hz |
| Voice coil diameter | ø | 20 mm |
| Features | ||
| Tweeter |
Ultra compact, aluminium dome, neodymium magnet and FlexMount20 |
|
| Midbass |
Paper with Cenosphere coating and ProConnect terminal |
|
| Crossover |
Tweeter: 12 dB highpass, protection and level adjustment |
|