Power handling RMS / max. | P | 300 / 600 Watts |
Impedance | Z | 1 x 2 Ω |
DC resistance | Re | 1 x 2.0 Ω |
Resonance frequency | Fs | 37 Hz |
Mechanical Q factor | Qms | 4.01 |
Electrical Q factor | Qes | 0.49 |
Total Q factor | Qts | 0.44 |
Compliance | Cms | 190 μm/N |
Equivalent air volume | Vas | 13.4 L |
Force factor | B*I | 10.2 Tm |
Sensitivity | SPL | 91.0 dB @ 2.83V / 1m 85.0 dB @ 1W / 1m |
Cone area | Sd | 219 cm² |
Moving mass | Mms | 86 g |
Cone material | Hand-scooped paper cone | |
Mechanical resistance | Rms | 6.1 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 | 10 L | |
Lower limiting frequency (-3dB) | 45 Hz | |
Recommended DSP settings | Recommended “self-define” highpass filter with 46 Hz cut-off frequency and Q = 1.5, additional EQ filter 90 Hz / Q = 1.0 / -2.5 dB |
|
Vented box | ||
Net volume | 9 L | |
Port diameter | ø | 60 mm / 2.36″ |
Port area | 28 cm² | |
Port length | 46 cm / 18.1″ (angled port) | |
Port tuning frequency | Fb | 38 Hz |
Lower limiting frequency (-3dB) | 41 Hz | |
Recommended DSP settings | Recommended “self-define” highpass filter with 40 Hz cut-off frequency and Q = 1.2, additional EQ filter 90 Hz / Q = 0.9 / -2 dB |
Izmērs | 8" |
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Zīmols | HELIX |
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