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Helix

Helix Ci7 W130-S3 - Compose Series 5.25" Midwoofer Speakers

Helix Ci7 W130-S3 - Compose Series 5.25" Midwoofer Speakers

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Product Description

SPECIAL ORDER ITEM

Features

  • 5.25” / 130 mm high-end midbass which combines high efficiency with outstanding sound performance

  • 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 ProConnect connection terminal allows the use of conventional speaker cables or a fast, secure and fail-safe connection via optionally available Wire Kits

  • Powerful magnet system for highest efficiency and extremely low distortion

  • Designed for optionally available, car-specific WireKits which allow a non-destructive integration

  • Made in Germany

Technical data

  • Power handling 120w RMS / 180w Peak

  • Impedance - Z - 3 Ω

  • DC resistance - Re - 2.9 Ω

  • Frequency response - 70 Hz - 4,000 Hz

  • Resonance frequency - Fs - 73 Hz

  • Mechanical Q factor - Qms - 2.38

  • Electrical Q factor - Qes - 0.50

  • Total Q factor - Qts - 0.41

  • Compliance - Cms - 420 µm/N

  • Equivalent air volume - Vas - 4.3 L

  • Force factor - B*I - 5.5 Tm

  • Sensitivity - SPL - 92 dB @ 2.83 V / 1m - 88 dB @ 1W / 1m

  • Cone area - Sd - 85 cm²

  • Moving mass - Mms - 11.1 g

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

  • Mechanical resistance - Rms - 2.15 kg/s

  • Voice coil diameter - ø - 25 mm

  • Voice coil winding height - 12.8 mm

  • Max. linear excursion - Xmax - +/- 3.4 mm

  • Outer diameter ø - 130 mm / 5.12"

  • Installation diameter - ø - 116.5 mm / 4.59"

  • Installation depth - 58.5 mm / 2.31"

  • Features - ProConnect terminal

Compatibility

  • Wirekits

Scope of delivery

  • 2 x Ci7 W130-S3

  • 2 x Connection cable

  • 2 x Mounting material