KBEAM 8A active beam-steering column array speaker

KBEAM 8A

The Alpha Acoustics® KBEAM 8A is an active beam-steering column array designed for high speech intelligibility in challenging spaces. Eight 3″ drivers, built-in Class-D amplification and DSP deliver even coverage up to 15 m with 120° × 15° dispersion. Choose from three plug-and-play beam tilt presets (−15°/0°/+15°) and connect via balanced input or optional Dante for networked audio.

  • 8 × 3″ drivers for clear speech up to 15 m
  • 120° (H) × 15° (V) coverage with beam tilt presets
  • Built-in DSP (24-bit/48 kHz) and Class-D amplification
  • Balanced audio input, USB, and optional Dante
  • Slim aluminum enclosure; black or custom RAL

Specialties of Speaker

  • Transducer

    8 × 3″ full-range

  • Power (RMS)

    240 W (480 W Peak)

  • Maximum SPL

    Up to 125 dB

KBEAM 8A detail image
  • Directivity

    120° (H) × 15° (V)

  • Frequency Response

    100 Hz – 19 kHz

  • Finishes

    Black, Custom RAL colors

Specifications

Electroacoustic

  • Transducer8 × 3″ full-range
  • Frequency Response100 Hz – 19 kHz
  • Sensitivity96 dB
  • Maximum SPL125 dB
  • Directivity120° (H) × 15° (V)
  • Power (RMS/Peak)240 W / 480 W
  • AmplifierClass D
  • DSPBuilt-in DSP (24-bit/48 kHz)
  • Beam SteeringPresets −15°, 0°, +15° (vertical)
  • Connectors3-pin power, balanced audio input, USB Type-B, RJ45 (Dante version)

Design

  • TypeActive beam steering column array speaker
  • EnclosureAluminum alloy
  • ProtectionIP30
  • FinishBlack, Custom RAL colors

Physical

  • Dimensions (W×D×H)94.5 × 116.5 × 922 mm
  • Weight7.5 kg

Downloads

Documents

Point the Voice.
Own the Room.

With plug-and-play beam presets, onboard DSP and optional Dante, KBEAM 8A delivers focused, intelligible speech in conference rooms, worship spaces and transit hubs.

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Alpha Acoustics Speaker