HELIX IK W8 SVC2

IK W8 DVC2 – 1 x 2 Ohms

Power handling RMS / max.

P

300 / 600 Watts

Impedance 

Z

1 x 2 Ω

DC resistance 

Re

1 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

SPL

89.0 dB @

2.83V / 1m
86.0 dB @

1W / 1m

Cone area 

Sd

219 cm²

Moving mass 

Mms

69 g

Cone material

Hand-scooped paper cone

Mechanical resistance 

Rms

4.54 kg/s

Voice coil diameter

ø

50.8 mm

Voice coil winding height

24 mm

Max. linear excursion 

Xmax

+/- 8.0 mm

Outer diameter

ø

213.5 mm / 8.40"

Installation diameter

ø

182 mm / 7.17"

Installation depth

101 mm / 3.98"

Recommended enclosure volumes

Sealed box

Net volume

8 L

Lower limiting frequency (-3dB)

50 Hz

Vented box

Net volume

8 L

Port 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 limiting frequency (-3dB)

45 Hz