Horn Speaker BOSCH LBC 3472 + LBC 3479

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BOSCH LBC 3472 + LBC 3479 Horn Loudspeaker

High efficiency drivers Up to 37.5w (max. power)
Wide opening angle
Excellent speech reproduction
Simple power setting
Water-and dust protected to ip65
Versatile mounting bracket
Voice evacuation compliant as standard
Comply with international installation and safety regulations

Quality assurance
All Bosch Security Systems loudspeaker are designed to withstand operating at their rated power 100 hours in accordance with IEC 268-5 Power Handling Capacity (PHC) standards. Bosch has also developed the Simulated Acoustical Feedback Exposure (SAFE) test to demonstrate that they can with stand two times their rated power for short durations. This ensure extra reliability under extreme conditions, leading to higher customer satisfaction, longer operation life, and much less chance of failure or performance deterioration.

Technical performance data
Maximum power 37.5 Watt
Rated power 25 Watt
Sound pressure level 1W (at 1kHz,1m) 104dB/110dB
Effective frequency range (-10 dB) 300Hz to 8kHz/200Hz to 6kHz
Opening angle (at 1kHz/4kHz, -6 dB)
- Horizontal 80/35
- Vertical 80/35
Rated input voltage 10 0 V
Rated impedance 400 ohm
Ambient temperature range -25 C to +55C
Safety according to EN 60065
Connection screw terminal block
Dimensions
Aperture (L*W) LBC3472/00 : 373 x 157mm
Aperture dia LBC3479/00 : 495mm
Color Light grey RAL 7035
Weight
LBC3472/00 : 2.9kg
LBC3479/00 : 1.0kg


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