KBEAM 12A
The Alpha Acoustics® KBEAM 12A is an active beam-steering column array for superior speech intelligibility in larger rooms. Twelve 3″ drivers with built-in Class-D amplification and DSP deliver even 120° × 15° coverage and consistent performance up to 20 m. Choose from three plug-and-play beam tilt presets (−15°/0°/+15°) and connect via balanced input or optional Dante for networked audio.
- 12 × 3″ drivers for clear speech up to 20 m
- 120° (H) × 15° (V) dispersion with steerable tilt presets
- Built-in DSP (24-bit/48 kHz) and Class-D amplification
- Balanced audio input, USB, and optional Dante
- Sleek aluminum enclosure; black or custom RAL
Specialties of Speaker
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Transducer
12 × 3″ full-range
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Power (RMS)
240 W (480 W Peak)
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Maximum SPL
Up to 127 dB
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Directivity
120° (H) × 15° (V)
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Frequency Response
100 Hz – 19 kHz
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Finishes
Black, Custom RAL colors
Specifications
Electroacoustic
- Transducer12 × 3″ full-range
- Frequency Response100 Hz – 19 kHz
- Sensitivity97 dB
- Maximum SPL127 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 × 1265 mm
- Weight10.5 kg
Steer the Sound.
Reach Every Seat.
With plug-and-play beam presets, onboard DSP and optional Dante, KBEAM 12A delivers focused, intelligible speech for auditoriums, worship spaces and large conference rooms.
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