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HELIX IK S8 DVC2

200 mm (8") slim component subwoofer, dual 2 Ω voice coils, 300 W.

Specifications

Power handling RMS / max. (P)300 / 600 Watts
Impedance (Z)2 x 2 Ω
DC resistance (Re)2 x 1.8 Ω
Resonance frequency (Fs)43 Hz
Mechanical Q factor (Qms)4.79
Electrical Q factor (Qes)0.57
Total Q factor (Qts)0.51
Compliance (Cms)160 μm/N
Equivalent air volume (Vas)11 L
Force factor (B*I)11.9 Tm
Sensitivity (SPL)88.0 dB @ 2.83V / 1m
85.0 dB @ 1W / 1m
Cone area (Sd)222 cm²
Moving mass (Mms)82 g
Cone materialSandwich paper cone
Mechanical resistance (Rms)4.7 kg/s
Voice coil diameter (ø)50.8 mm
Voice coil winding height19 mm
Max. linear excursion (Xmax)+/- 6,0 mm
Outer diameter (ø)213 mm / 8.40"
Installation diameter (ø)180.4 mm / 7.10"
Installation depth79.5 mm / 3.13"

Recommended enclosure volumes

Sealed box

Net volume10 L
Lower limiting frequency (-3dB)46 Hz
Recommended DSP settingsRecommended "self-define" highpass filter with 46 Hz cut-off frequency and Q = 1.5
additional EQ filter 100 Hz / Q = 1.0 / -2.5 dB

Vented box

Net volume10 L
Port diameter (ø)60 mm / 2.36"
Port area28 cm²
Port length42 cm / 16.5" (angled port)
Port tuning frequency (Fb)39 Hz
Lower limiting frequency (-3dB)45 Hz
Recommended DSP settingsRecommended "self-define" highpass filter with 40 Hz cut-off frequency and Q = 1.2
additional EQ filter 100 Hz / Q = 0.9 / -2 dB

Installed by Audio Edge

We sell every product as part of a system designed for your vehicle — consultation, installation, and tuning included. Tell us what you drive and we’ll tell you what this can do in your car.

Proof

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Let’s talk about your car

Tell us what you drive and what you want it to sound like. We’ll come back with a plan — gear, fabrication, timeline, and a real number.

Call (480) 219-0168 Request a Consultation