Helix Ci3 W165FM-S2

$299.00

6″ 2 Ohm woofers

Category:

Description

Features

  • 6.5” / 165 mm performance midbass which combines outstanding sound quality with versatile physical integration options
  • High efficiency and 2 Ohms technology for maximum power output of the amplifier
  • 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
  • Specially shaped rubber surround for high linear cone excursion
  • Polyurethane dustcap for optimised frequency response in the upper midrange area
  • 1” / 25 mm voice coil ensures 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 WireKits
  • Powerful magnet system for high efficiency and optimum impulse response

Technical data

Power handling RMS / max.   100 / 150 Watts
Impedance  2 Ω
DC resistance  1.8 Ω
Frequency response   60 Hz – 3,500 Hz
Resonance frequency  74 Hz
Mechanical Q factor  3.92
Electrical Q factor  0.92
Total Q factor 0.74
Compliance 370 µm/N
Equivalent air volume 8.8 L
Force factor  3.5 Tm
Sensitivity 94 dB @ 2.83 V / 1m
88 dB @ 1W / 1m
Cone area  133 cm²
Moving mass  12.5 g
Cone material   Paper with Cenosphere coating
Mechanical resistance  1.48 kg/s
Voice coil diameter 25 mm
Voice coil winding height   11.3 mm
Max. linear excursion  +/- 3.7 mm
Outer diameter 165 mm / 6.5″
Installation diameter 142 mm / 5.59″
Installation depth   60.7 mm / 2.39″

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