Helix U 8a Underseat 8″ Subwoofer
Underseat active 8″ subwoofer
Special Order Only
Features
- Powerful, integrated Class AB amplifier with 180 W RMS power for punchy bass
- Solid and low-resonance diecast aluminium housing for precise bass reproduction and optimum heat dissipation
- Heavy-duty 8” / 200 mm chassis with extremely stable aluminum cone for compression-free transformation of the amplifier power into sound pressure
- Integrated Class AB amplifier with 180 W RMS power
- Continuously adjustable, steep-flanked lowpass filter
- Particularly sensitive adjustment of the phase
- Cable remote control for volume adjustment included in delivery
- Especially flat housing design - ideal for space-saving under-seat mounting
Special Order Only
Technical data
| Power RMS / max. | 180 / 360 Watts |
| Woofer diameter | 8" / 200 mm |
| Inputs | 2 x RCA / Cinch 2 x Highlevel speaker input 1 x Remote In 1 x Remote control input |
| Input sensitivity | Highlevel 1.2 - 20 Volts RCA / Cinch 0.3 - 4 Volts |
| Input impedance RCA / Cinch | 10 kOhms |
| Input impedance highlevel | 33 Ohms |
| Frequency response | 45 - 150 Hz |
| Lowpass | 50 - 150 Hz adjustable |
| Subsonic | 16 Hz / 12dB/Oct. |
| Phase switch | 0° / 180° switchable |
| Phase shift | 0 - 180° adjustable |
| Slope lowpass | 24 dB/Oct. |
| Signal-to-noise ratio | > 92 dB (A-weighted) |
| Distortion (THD) | < 0.4 % |
| Operating voltage | 10.5 - 16 Volts |
| Fuse | 25 A Maxi-fuse (APX) |
| Additional features | Diecast aluminum housing, cable remote control for volume adjustment, Auto Remote switch |
| Dimensions (H x W x D) | 78 x 245 x 345 mm / 3.07 x 9.65 x 13.58" |
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