HELIX PR W165 – 6.5″ Woofer (PAIR)
£208.99
Description
HELIX PR W165
PURE R-Series – Flawless Sound, Pure Excellence
The HELIX PR W165 is part of the PURE R-Series, engineered for audiophiles who demand uncompromising sound quality and precision. This premium woofer combines high-end materials, advanced design, and aesthetic excellence to deliver a listening experience that can be both heard and felt.
Exceptional Sound Performance
The 6.5” mica-paper composite cone provides a tight, punchy kickbass while maintaining a balanced midrange for lifelike music reproduction. A powerful magnet system ensures optimal impulse response, while the rigid die-cast aluminum basket with a low-turbulence design preserves clarity and precision. Additional basket ventilation enhances voice coil cooling, enabling superior power handling even under demanding conditions. HELIX grilles are included for reliable protection of the cones.
Features
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6.5” / 165 mm premium woofer with mica-paper composite cone for punchy bass and balanced mids
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Rigid die-cast aluminum basket with aerodynamic, flow-optimized design for superior impulse response
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Basket ventilation holes for improved voice coil cooling and high power handling
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Powerful magnet system for high efficiency and linear magnetic flux
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Includes HELIX grilles for cone protection
Technical data
Power handling RMS / Max. P
100 / 200 Watts Impedance Z 4 Ω DC resistance Re 3.1 Ω Frequency response 40 Hz – 4,000 Hz Resonance frequency Fs 57 Hz Mechanical Q factor Qms 5.35 Electrical Q factor Qes 0.63 Total Q factor Qts 0.57 Compliance Cms 440 µm/N Equivalent air volume Vas 10.8 L Force factor B*I 6.1 Tm Sensitivity SPL 91 dB @ 2.83 V / 1m
88 dB @ 1W / 1mCone area Sd 133 cm² Moving mass Mms 17.9 g Cone material Mica-Paper composite cone Mechanical resistance Rms 1.19 kg/s Voice coil diameter ø 25 mm Voice coil winding height 12 mm Max. linear excursion Xmax +/- 3 mm Outer diameter ø 166 mm / 6.54″ Installation diameter ø 141 mm / 5.55″ Installation depth 66.5 mm / 2.62″
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