BOSCH LBC 3483/00 Horn Loudspeaker
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Product Type & Power: High-efficiency $35\text{ W}$ circular horn loudspeaker engineered for superior speech reproduction and broad sound coverage
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Construction & Durability: Constructed from durable aluminum with protective PVC edges and rated IP65 for water and dust resistance
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Safety & Compliance: EVAC compliant with built-in emergency circuit protection to maintain circuit integrity during a fire
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Applications: Designed for demanding outdoor public address and integrated voice alarm emergency evacuation systems
775.00د.إ 825.00د.إ
The BOSCH LBC 3483/00 Horn Loudspeaker is a high-efficiency $35\text{ W}$ circular horn loudspeaker engineered for superior speech reproduction and sound coverage in demanding outdoor environments. Constructed from durable aluminum with protective PVC edges and an IP65 water/dust-proof rating, it features EVAC compliance and built-in emergency circuit protection for integrated voice alarm systems.
Product Description Designed for large-scale public address and voice alarm installations, the BOSCH LBC 3483/00 delivers clear acoustic distribution across outdoor venues such as sports grounds, parks, exhibition centers, industrial facilities, and swimming pools. It incorporates a high-efficiency driver inside a circular $490\text{ mm}$ ($19.6\text{ in}$) aluminum flare, finished with a PVC edge profile for impact protection and a self-extinguishing ABS rear cover (UL 94 V-0 rated).
| Feature | Specification |
| Brand & Model | BOSCH LBC 3483/00 |
| Dimensions & Build | 499 × 490 mm (19.6 × 20 in) | 4.5 kg (10 lb) | Aluminum horn, PVC rim, ABS rear cover (Light Grey RAL 7035) | PG 13.5 gland (6–12 mm cable) with 3-way screw terminal |
| Acoustics & Drivers |
• Freq. Range (-10 dB): 380 Hz–5 kHz
• SPL (1 kHz, 1 m): 127 dB (Rated) / 112 dB (1 W)
• Coverage (-6 dB): 1 kHz: 50° | 4 kHz: 25°
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| Power & Electrical |
• Power Output: 35 W Rated (PHC) / 52.5 W Max
• 100 V Taps: 35 / 17.5 / 8.75 W (3 dB steps)
• Voltage/Impedance: 100 V (286 Ω rated impedance)
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| Environmental | Temp: -25 °C to +55 °C (-13 °F to +131 °F) | IP65 rated per IEC 60529 | UL 94 V-0 |
| Mounting & Features | Sturdy adjustable steel bracket included | Provision inside for optional line/loudspeaker supervision board |
| Compliance | EN 60065, BS 5839 part 8 (EVAC compliant), IEC 60529 (IP65), UL 94 V-0 |
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