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Helix

Helix Ci7 M100FM-S3 - Compose Series 4" Midwoofer Speakers

Helix Ci7 M100FM-S3 - Compose Series 4" Midwoofer Speakers

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Product Description

Features

  • 4” / 100 mm high-end midrange speaker which combines outstanding sound performance with versatile physical integration options

  • High efficiency and 3 Ohms technology for maximized power output of the amplifier

  • Ultra-High Damping (UHD) crafted paper cone for outstanding impulse response and unmatched frequency response

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

  • Specially shaped rubber surround for high linear cone excursion

  • Polyurethane dust cap for optimized frequency response in the upper midrange area

  • 1” / 25 mm voice coil ensures minimum thermal compression and high-power handling

  • Automotive grade Flex Connect terminal for fast, secure and fail-safe connection

  • Powerful push-pull neodymium magnet system for highest efficiency and extremely low distortion

  • Universal FlexMount100 mounting ring (with standard 4-point mounting) included in delivery

  • Designed for the optionally available car-specific FlexMount100 adaptors which allow an acoustically optimized and professional integration in the original mounting location of the vehicle

  • Made in Germany

Technical data

  • Power handling - 100w RMS

  • Power Handling - 150w Peak

  • Impedance - Z - 3 Ω

  • DC resistance - Re - 3.0 Ω

  • Frequency response - 110 Hz - 7,000 Hz

  • Resonance frequency - Fs - 85 Hz

  • Mechanical Q factor - Qms - 4.58

  • Electrical Q factor - Qes - 0.52

  • Total Q factor - Qts - 0.47

  • Compliance - Cms - 590 µm/N

  • Equivalent air volume - Vas - 2.5 L

  • Force factor - B*I - 4.3 Tm

  • Sensitivity - SPL - 91 dB @ 2.83 V / 1m - 87 dB @ 1W / 1m

  • Cone area - Sd - 55 cm²

  • Moving mass - Mms      5.9 g

  • Cone material - Ultra high damping (UHD) crafted paper cone

  • Mechanical resistance - Rms - 0.69 kg/s

  • Voice coil diameter - ø - 25 mm

  • Voice coil winding height - 5.5 mm

  • Max. linear excursion - Xmax - +/- 1.3 mm

  • Outer diameter ø - 98 mm / 3.86"

  • Outer diameter with universal mounting ring - ø - 104.5 mm / 4.11"

  • Installation diameter - ø - 89 mm / 3.50"

  • Installation depth - 26.9 mm / 1.06"

  • Features - FlexConnect terminal, powerful push-pull neodymium magnet system, FlexMount100

Compatibility

  • FlexMount100

  • FlexConnect Inlays

Scope of delivery

  • 2 x Ci7 M100FM-S3

  • 2 x Universal FlexMount100 (with standard 4-point mounting)

  • 2 x FlexConnect inlay A

  • 2 x Universal connection cable

  • 2 x Crossover connection cable

  • 2 x Mounting material