Product overview
6" subwoofer with 2 x 2 Ohms or 1 x 2 Ohms voice coil for compact vented enclosures
Key features
- 1 x 2 Ohms single voice coil
- Powerful magnet system for compact vented enclosures
- Extremely stiff, hand-scooped paper cone
- Double ventilated voice coil for minimum compression effects and high power handling
- Long-excursion rubber surround for highest mechanical rating
- Gold-plated terminals for maximum conductivity
- Rugged magnet cover with HELIX lettering for perfect magnet protection
- Grille and gasket included in delivery
Technical specifications
| Power handling RMS / Max. | 150 / 300 Watt |
|---|---|
| Impedance | 2 x 2 Ω |
| DC resistance | 2 x 2.0 Ω |
| Resonance frequency | 50 Hz |
| Mechanical Q factor | 3.92 |
| Electrical Q factor | 0.32 |
| Total Q factor | 0.30 |
| Compliance | 261 μm/N |
| Equivalent air volume | 5.3 L |
| Force factor | B*I | 12.3 Tm |
| Sensitivity | 89.0 dB @ 2.83V / 1m / 86.0 dB @ 1W / 1m |
| Cone area | 123 cm² |
| Moving mass | 37 g |
| Cone material | Hand-scooped paper cone |
| Mechanical resistance | 3.04 kg/s |
| Voice coil diameter | 37 mm |
| Voice coil winding height | 18 mm |
| Max. linear excursion | +/- 6.0 mm |
| Outer diameter | 164.2 mm / 6.46" |
| Installation diameter | 132.5 mm / 5.22" |
| Installation depth | 74.3 mm / 2.93" |
| Net volume | 7 L |
| Port diameter | 50 mm |
| Port area | 20 cm² |
| Port length | 34 cm (angled port) |
| Port tuning frequency | Fb | 45 Hz |
| Lower limiting frequency (-3dB) | 43 Hz |
| Recommended DSP settings | Recommended "self-define" highpass filter with 45 Hz cut-off frequency and Q = 1.2; / additional EQ filter 80 Hz / Q = 1.0 / +1.0 dB |
What you are ordering
The exact HELIX model shown above, APEX catalogue SKU K330600. Review the listed inputs, outputs, impedance and system requirements before ordering.
Technical information verified against the official Audiotec Fischer product page.
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