K 8W K series 20cm dual voice coil subwoofer

Helix

Discontinued

Your price:
€ 129,00
Price per single item (VAT included)
Type
Subwoofer
Speaker Size
4x6''
MAX Power
600 Watt
RMS Power
300 Watt
Sensitivity
86 dB
Impedance
2 + 2 Ohm
Installation Depth
101 mm
Woofer Material
Cellulosa trattata

Helix K 8W subwoofer K series 20cm with dual 2 Ohm voice coil

Helix K 8W can be used in very compact enclosures where it performs magnificently with exceptional bass performance. Recommended when it comes to making the best use of the available space in the vehicle, this subwoofer opens up completely new installation possibilities without compromising on acoustics.

K 8W Features

  • The extremely rigid cone made from hand-worked paper fibers not only converts amplifier power easily and without compression effects into sound pressure loads, but reproduces precise and clean bass.
  • Dual ventilated voice coil for minimal compression effects and high power handling.
  • Long-throw rubber surround for maximum mechanical rating.
  • Dual voice coil 2 x 2 Ohm for flexible system configuration.
  • Push terminals.
  • Grille and gasket included in the package.

Scheda tecnica

n-20221118143138-db-helix-k-8w-210x297mm-07-01-2021-web.pdf

Helix K 8W Technical Specifications

  • RMS / max. Power P 300 / 600 Watt
  • Impedance 2 x 2 Ω
  • DC resistance Re 2 x 1.6 Ω
  • Resonance frequency Fs 37 Hz
  • Mechanical Q factor Qms 3.56
  • Electrical Q factor Qes 0.46
  • Total Q factor Qts 0.41
  • Compliance Cms 262 μm/N
  • Equivalent air volume Vas 17 L
  • Force factor B*I 10.7 Tm
  • Sensitivity 1 W / 1 m SPL 86.0 dB
  • Cone surface Sd 219 cm²
  • Moving mass Mms 69 g
  • Cone material Hand-carved paper cone
  • Mechanical resistance Rms 4.54 kg/s
  • Voice coil diameter ø 50.8 mm
  • Voice coil winding height 24 mm
  • Maximum linear excursion Xmax +/- 8.0 mm
  • External diameter ø 213 mm / 8.38"
  • Installation diameter ø 182 mm / 7.17"
  • Installation depth 101 mm / 3.98"

Recommended box volumes

  • Sealed enclosure
  • Net volume 8 L
  • Lower limit frequency (-3dB) 50 Hz
  • Recommended DSP settings High-pass filter "self-defined" recommended with cutoff frequency of 50 Hz and Q = 1.5,
  • additional EQ filter 115 Hz / Q = 1.0 / -2.5 dB
  • Ported enclosure
  • Net volume 8 L
  • Port connector diameter ø 60 mm / 2.36"
  • Port area 28 cm²
  • Port length 42 cm / 16.5" (angled port)
  • Port tuning frequency Fb 43 Hz
  • Lower limit frequency (-3dB) 45 Hz
  • Recommended DSP settings High-pass filter "self-defined" recommended with cutoff frequency of 43 Hz and Q = 1.5,
  • additional EQ filter 120 Hz / Q = 0.8 / -3.5 dB
Discontinued