Helix Ci5 W165FM-S3 midbass speakers
Helix Ci5 W165FM-S3 midbass speakers
Helix Ci5 W165FM-S3 midbass speakers
Helix Ci5 W165FM-S3 midbass speakers

Helix Ci5 W165FM-S3 midbass speakers

Helix Ci5 W165FM-S3

6.5" midbass drivers

 

Features

  • 6.5” / 165 mm advanced midbass with exceptional sound performance and versatile physical integration options  
  • High efficiency and 3 Ohms technology for maximised power output of the amplifier  
  • Silicon coated paper cone for excellent impulse response and unmatched frequency response  
  • Integrated phase plug for improved upper midrange reproduction, reduced compression effects, and increased thermal power handling of the voice coil 
  • Engineered for maximum flexibility – delivers impressive depth and stunning dynamics in both 2-way and 3-way system configurations 
  • High-tech polymer composite basket reinforced with glass beads for enormous rigidity and minimised ringing  
  • Specially shaped rubber surround for high linear cone excursion  
  • Large 1.46” / 37 mm voice coil ensures minimum thermal compression and high power handling  
  • Powerful magnet system for highest efficiency and extremely low distortion 

 

Technical data

Power handling RMS / Max. P
125 / 175 Watts
Impedance  Z 3 Ω
DC resistance  Re 3.1 Ω
Frequency response   50 Hz - 5,000 Hz
Resonance frequency  Fs 50 Hz
Mechanical Q factor  Qms 2.38
Electrical Q factor  Qes 0.50
Total Q factor Qts 0.41
Compliance Cms 742 µm/N
Equivalent air volume Vas 17.9 L
Force factor  B*I 5.2 Tm
Sensitivity SPL 92 dB @ 2.83 V / 1m
88 dB @ 1W / 1m
Cone area  Sd 131 cm²
Moving mass  Mms 14.0 g
Cone material   Silicon coated paper cone
Mechanical resistance  Rms 1.83 kg/s
Voice coil diameter ø 37 mm
Voice coil winding height   13.7 mm
Max. linear excursion  Xmax +/- 3.9 mm
Outer diameter ø 165 mm / 6.5"
Installation diameter ø 142 mm / 5.59"
Installation depth   66.8 mm / 2.63"

Regular price$599.00
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