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Helix Ci3 K165.2FM-S2 MK2 – 6.5" 2-Way Component Set, 2 Ω
HELIX COMPOSE i3 – Excellent Price/Performance Ratio, DSP-Optimized Impedance
The HELIX COMPOSE i3 series is a high-quality component set with an excellent price/performance ratio. The impedance of the speakers in this series is optimized for Helix/Match DSP processors. The patented FlexMount mounting system allows for installation in an almost unlimited number of car models by simply changing the adapter ring to suit your car.
Construction and Materials
- Tweeter: Titanium dome, neodymium magnets, FlexMount20 – excellent sound quality
- Midwoofer: Extremely lightweight coated paper cone (Cenosphere), polymer composite basket with glass bead reinforcement – rigid and resonance-free, ProConnect terminal, FlexMount165
- Crossover: Separate high-quality crossover, 6-step tweeter level adjustment
FlexMount Mounting System
The i3 series is compatible with all FlexMount, FlexConnect, ProConnect, and WireKits adapters. FlexMount adapter rings are either included with the speaker or available separately.
Technical Specifications
General
- Power RMS / Max: 100 / 150 W
- Frequency Response: 60–25,000 Hz
- Impedance: 2 Ω
- Sensitivity: 94 dB @ 2.83 V / 1 m | 88 dB @ 1 W / 1 m
Dimensions
- Tweeter outer diameter: 32.0 mm | Mounting hole: 32.0 mm | Depth: 9.8 mm
- Midwoofer outer diameter: 165.0 mm | Mounting hole: 142.0 mm | Depth: 60.7 mm
- Crossover: 103.3 × 50.4 × 25.0 mm
Midwoofer (Thiele-Small)
- Impedance: 2 Ω | DC Resistance: 1.8 Ω
- Resonance Frequency Fs: 74 Hz
- Qms: 3.92 | Qes: 0.92 | Qts: 0.74
- Vas: 8.8 L | B×l: 3.4 Tm | Sd: 133 cm²
- Mms: 12.5 g | Rms: 1.48 kg/s
- Voice Coil: ø 25 mm | Coil Height: 11.3 mm | Xmax: ±3.7 mm
Tweeter
- Impedance: 4 Ω | Resonance Frequency Fs: 1800 Hz | Voice Coil: ø 20 mm
Crossover
- Tweeter: 12 dB highpass, protection and level adjustment
- Midwoofer: 6 dB lowpass