BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service Wenl
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BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service Wenl

BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service Wenl

$2210.00

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BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service

CHOICECYCLE OFFERS THE BEST BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service

Features:

  1. Power Output:
    • Amplification: Provides a maximum output power of 480 watts, ensuring sufficient coverage for large areas.
    • Single Channel: Operates as a single-channel amplifier.
  2. Voice Alarm Capabilities:
    • EN 54-16 Certified: Compliant with EN 54-16 standard for voice alarm systems, ensuring reliability in emergency situations.
    • Emergency Priority: Automatically prioritizes emergency messages over regular announcements.
  3. Input Flexibility:
    • Mic/Line Inputs: Accepts microphone and line-level audio inputs for versatile connectivity.
    • Phantom Power: Provides phantom power for condenser microphones.
  4. Zone Selection:
    • Selectable Zones: Allows for the selection of specific zones or areas for targeted announcements.
    • Individual Volume Control: Permits individual volume adjustment for each zone.
  5. Monitoring and Control:
    • Monitoring Outputs: Provides monitoring outputs for connection to external recording devices or for monitoring purposes.
    • Remote Control: Supports remote control via third-party control systems for integration into larger audio systems.
  6. Safety and Reliability:
    • Overload Protection: Includes protection mechanisms to prevent damage from overload and short circuits.
    • Temperature Control: Features thermal protection to ensure stable operation under varying conditions.
  7. Integration and Expansion:
    • Expansion Capabilities: Allows for additional amplifiers to be connected in parallel for increased power or coverage.
    • Integration: Integrates seamlessly with Bosch Plena Voice Alarm System components and other Bosch sound reinforcement products.
  8. Design and Build:
    • Rack Mountable: Designed for rack mounting, suitable for installation in standard 19-inch racks.
    • Robust Construction: Built to withstand continuous operation in demanding environments.

Functions:

  1. Public Address System:
    • Provides clear and intelligible voice announcements in various environments such as airports, train stations, stadiums, and shopping malls.
  2. Emergency Notification:
    • Ensures immediate and clear delivery of emergency messages during critical situations to enhance safety and evacuation procedures.
  3. Background Music Distribution:
    • Supports background music distribution in addition to voice announcements, enhancing user experience in commercial and public spaces.
  4. System Management:
    • Facilitates system management with comprehensive controls for audio input levels, zone selection, and monitoring.

Benefits:

  1. Enhanced Safety and Security:
    • Ensures reliable and effective communication during emergencies, aiding in swift evacuation and response coordination.
  2. Versatility and Flexibility:
    • Accommodates various audio inputs and offers flexible zone control, adapting to different installation requirements and environments.
  3. Quality Audio Output:
    • Delivers high-quality sound reinforcement for clear and intelligible announcements, enhancing communication effectiveness.
  4. Reliability and Durability:
    • Designed for continuous operation with robust protection features, minimizing downtime and maintenance costs.
  5. Compliance and Standards:
    • Meets industry standards for voice alarm systems, ensuring compliance with regulatory requirements and standards.
  • 480 W power amplifier in a 3U high 19” housing
  • EN 54‑16 certified
  • 70 V / 100 V and 8 Ohm outputs
  • Dual inputs with priority switching
  • 100 V input for slave operation on 100 V speaker line

BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service

Potential Users:

  • Transportation Hubs:
    • Airports: Ensure clear and effective communication for passenger announcements, security alerts, and emergency notifications.
    • Train Stations: Provide audible information for train arrivals/departures, platform changes, and emergency announcements.
    • Bus Terminals: Manage crowd control and safety with clear voice announcements during peak times and emergencies.
  • Public Buildings and Institutions:
    • Government Offices: Facilitate clear communication for government announcements, emergency procedures, and public safety alerts.
    • Courthouses: Ensure effective communication of courtroom schedules, procedural announcements, and security alerts.
    • Libraries and Museums: Provide clear audio for visitor guidance, event announcements, and emergency protocols.
  • Educational Facilities:
    • Schools and Universities: Support campus-wide communication for class changes, event notifications, emergency drills, and lockdown procedures.
    • Dormitories: Ensure safety with clear communication for fire drills, building evacuations, and security alerts.
  • Commercial and Retail Spaces:
    • Shopping Malls: Provide public announcements, emergency notifications, and security alerts to shoppers, tenants, and employees.
    • Supermarkets: Manage customer flow and safety with clear audio announcements for promotions, closures, and emergency situations.
  • Healthcare Facilities:
    • Hospitals and Clinics: Enhance patient care and safety with clear communication of hospital announcements, emergency codes, and procedural instructions.
    • Nursing Homes: Ensure resident safety with audible alerts for emergencies and routine notifications.
  • Entertainment Venues:
    • Stadiums and Arenas: Manage large crowds with clear announcements for events, security procedures, and emergency evacuations.
    • Theaters and Concert Halls: Enhance audience experience with clear audio for announcements, event details, and safety instructions.
  • Industrial and Manufacturing Sites:
    • Factories and Warehouses: Ensure worker safety with clear communication of operational announcements, safety alerts, and emergency procedures.
    • Production Facilities: Manage workflow and safety with audible notifications for equipment status, production changes, and emergency protocols.
  • Hospitality Industry:
    • Hotels and Resorts: Provide clear communication for guest services, event announcements, emergency procedures, and security alerts.
    • Conference Centers: Manage events and conferences with clear audio for session announcements, schedule changes, and emergency notifications.
  • Residential Complexes and Gated Communities:
    • Apartment Buildings: Enhance resident safety with clear communication of building announcements, security alerts, and emergency procedures.
    • Gated Communities: Manage security and safety with audible notifications for entry protocols, community events, and emergency situations.
  • Government and Public Safety Agencies:
    • Police Stations: Support public safety with clear communication of emergency alerts, law enforcement announcements, and community notifications.
    • Fire Stations: Facilitate rapid response with clear audio for fire alarms, emergency dispatches, and safety protocols.

BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service

Specifications:

General

  • Model Number: LBB 1938/30
  • Type: Voice Alarm Power Amplifier

Electrical

  • Power Output:
    • Rated Output Power: 480 W
  • Frequency Response: 50 Hz to 20 kHz (-3 dB)
  • Signal-to-Noise Ratio:
    • Line: >90 dB
    • Mic: >85 dB
  • Total Harmonic Distortion (THD): <0.5% at rated power, 1 kHz
  • Input Sensitivity/Impedance:
    • Line: 1 V/20 kΩ
    • Mic: 1 mV/1 kΩ
  • Input Connections:
    • Balanced XLR connector for microphone input
    • RCA connectors for line input
  • Output Connections:
    • 100V, 70V, and 8-ohm speaker outputs
  • Phantom Power: +18V (switchable)

Mechanical

  • Dimensions (H x W x D): 100 x 430 x 370 mm (3.9 x 16.9 x 14.6 inches)
  • Weight: Approximately 13.6 kg (30 lbs)
  • Mounting: Rack mountable, 2U height

Environmental

  • Operating Temperature Range: -10°C to +55°C (14°F to 131°F)
  • Storage Temperature Range: -40°C to +70°C (-40°F to 158°F)
  • Humidity: 15% to 90%, non-condensing

Features

  • EN 54-16 Certified: Ensures compliance with European standards for voice alarm systems.
  • Emergency Priority: Overrides normal announcements with emergency messages.
  • Zone Selection: Allows for individual zone selection for targeted announcements.
  • Volume Control: Individual volume control for each zone.
  • Monitoring Outputs: Allows for connection to monitoring equipment.
  • Remote Control: Supports remote control via external devices.
  • Overload Protection: Protects the amplifier from damage due to overload conditions.
  • Thermal Protection: Includes thermal protection to prevent overheating.
  • Expansion Capabilities: Allows for connection of additional amplifiers for increased power and coverage.
  • LED Indicators: Provides visual feedback for power, signal, and fault conditions.
  • Audio Inputs:
    • Balanced mic input with phantom power
    • Line input for background music or other audio sources

Additional Features

  • Anti-Feedback Filter: Reduces feedback in PA applications.
  • Built-in Compressor/Limiter: Ensures consistent audio levels and prevents distortion.
  • Tone Control: Bass and treble controls for audio quality adjustment.
  • Alarm Interface: Integrates with external alarm systems for synchronized emergency alerts.

BOSCH PLENA VOICE ALARM Power amplifier LBB 1938-30 SGCCTV Security Package Public Address Installation Singapore Pa Repair Service

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