Product code


Installation subwoofer white
Discontinued product
The Xi-28B is a compact lightweight subwoofer designed to combine with the Xi-series top cabinets. Together with the optional Xi-28B bracket it can be installed flat against the wall which makes it very suitable for situations were space is limited. The two 8” speakers and the sophisticated bass reflex horn housing offers a very powerful precise bass sound reproduction with high sound pressure levels.
  • Recessed Speakon chassis
  • Smooth frequency response.
  • Detachable metal grill
  • Rotatable logo
  • Ultra compact design
Nominal Impedance4 Ohm
Continuous power400 Watt
Program power800 Watt
Peak power1600 Watt
Freq. Response (processed)45 – 110 Hz
Freq. Range (flat)45 – 4000 Hz
Internal CrossoverNone
Recommended High Pass Filter45 Hz, BW-24
Recommended Low Pass Filter110 Hz, LR-24
Sensitivity (Half Space)100 dB/W /m
Peak SPL at 1 m (Theoretical)132 dB
Nominal Dispersion (HxV)360° x 180°
Dimensions(W x H x D)520 x 240 x 540 mm
Net Weight18Kg
Product codeD3426W

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