Helix CI3 K165.2FM-S3 - i3 - Speaker Kit 165mm 2-Way - 3 Ohm

.

High-performance 2-way speaker kit combining exceptional sound quality with versatile physical integration options. High efficiency and 2-ohm technology maximize amplifier output power. Intelligent automotive-grade connectors for secure installation.

Ultra-compact tweeter, titanium dome, neodymium magnet. Cenosphere-coated paper woofer, ProConnect terminal. Tweeter crossover: 12 dB high-pass, protection, and level adjustment.

Speaker wiring (sold separately) allows for professional integration. Designed for the optional FlexMount165 and FlexMount20 adapters.

.

Tweeter

0.75" / 20 mm tweeter with titanium dome for accurate and dynamic high-frequency response

Highly efficient neodymium magnet for high magnetic flux linearity

Compact design and various mounting options to meet a wide range of installation needs

Included enclosure for increased mounting options

.

Midbass

6.5" / 165 mm midbass driver with exclusive Cenosphere coated paper cone for precise and detailed sound reproduction

High-tech composite polymer basket reinforced with glass beads for enormous rigidity and minimized ringing

Powerful magnet system for high efficiency and optimal impulse response

Polyurethane dust cover for optimized frequency response in the upper midrange

.

Crossover

Separate, high-quality crossover with compact dimensions for easy integration

6-stage tweeter level adjustment with integrated tweeter protection for optimal adjustment of the high frequencies to the speaker position Mounting

Extended fine tuning - with a 12 dB slope for the tweeter

.

Technical Specifications

• Power Handling RMS / Max. P 100 / 150 Watts
• Frequency Response 60 Hz - 25,000 Hz
• Impedance Z 3 Ω
• SPL Sensitivity 92 dB @ 2.83 V / 1 m 88 dB @ 1 W / 1 m
• Outer Diameter ø
• Tweeter: 32.0 mm / 1.26"
• Midbass: 165.0 mm / 6.50"
• Installation Diameter ø
• Tweeter: 32.0 mm / 1.26"
• Midbass: 142.0 mm / 5.59"
• Installation Depth
• Tweeter: 9.8 mm
• Midbass: 60.7 mm
• Crossover Dimensions 103.3 x 50.4 x 25.0 mm / 4.07 x 1.98 x 0.98"

Woofer

• Impedance Z 3 Ω
• DC resistance Re 3.0 Ω
• Resonant frequency Fs 70 Hz
• Mechanical Q factor Qms 4.17
• Electrical Q factor Qes 1.05
• Total Q factor Qts 0.84
• Conformity Cms 454 μm/N
• Equivalent air volume Vas 11.2 L
• Force factor B*l 4.0 Tm
• Cone area Sd 133 cm2
• Moving mass Mms 11.3 g
• Mechanical resistance Rms 1.18 kg/s
• Voice coil diameter ø 25 mm
• Voice coil winding height 10.5 mm
• Maximum linear excursion Xmax +/- 3.2 mm

Tweeter

• Impedance Z 4 Ω
• Resonant frequency FS 1800 Hz
• Voice coil diameter ø 20 mm

Crossover

Tweeter 12 dB highpass, protection and level adjustment - Mid-bass 6 dB lowpass