Public Address (PA) and Voice Alarm (VA) systems are essential for the safety and efficiency of communication in office buildings, industrial environments, or high-traffic areas. These systems not only handle daily announcements but are crucial in emergency situations such as fire evacuations or other critical incidents.
An important aspect of PA/VA systems is their ability to deliver clear and concise messages, which is vital during critical moments. Studies have shown that people are less likely to panic when presented with a clear and understandable message compared to traditional sirens, which can increase anxiety. Therefore, in a critical situation like a fire, it is essential for people to be evacuated safely and as quickly as possible.
Often, clients prefer solutions that can utilize existing infrastructure and support remote diagnostics and maintenance, which leads to cost efficiency. Additionally, due to the current need to integrate all building management systems, there is a clear trend towards IP-based systems and software-controlled devices, resulting in future-oriented solutions.
Solutions for Various Uses
With over 90 years of experience, Bosch is a global leader in providing public address and emergency alarm systems for transportation terminals, public and office buildings, government institutions, educational institutions, theaters, stadiums, sports complexes, and shopping centers worldwide.
Each application comes with different system requirements. For example, a busy international airport communicates travel announcements to terminals and requires a system that can be adapted for varying noise levels. A university needs to secure its campus, requiring a system that provides clear monitoring of a range of indoor and outdoor areas at all times. Commercial buildings come in all shapes and sizes, from hypermarkets that require flexible multi-zone solutions to accommodate varying visitor numbers or times of day, to small stores served entirely by a single-zone PA system. Regardless of size, all share a common goal: informing occupants with clear messages.
PRAESENSA
In the realm of public address and voice alarm systems, PRAESENSA sets a new standard from Bosch. The system delivers high-quality sound for music or messaging throughout every area of the building and is controlled via an intuitive graphical interface, from the touchscreen of the call station or through customized software running on a tablet or PC.
PRAESENSA uses IP connectivity and a smart power supply concept to provide an extremely cost-effective system, suitable for both centralized and decentralized topologies.
Using advanced media network architecture, PRAESENSA offers full control and communication with all areas of the building(s) in the application. When new zones are added or defined, PRAESENSA can immediately accommodate these changes. And due to IP connectivity, the system enjoys extreme adaptability and scalability. PRAESENSA’s key hardware devices are controlled by customized software solutions, resulting in a feature-rich system with the potential for additional capabilities over time
Ideal for medium to large-sized applications (multi-site) requiring complete flexibility and scalability.
- All system components are IP-connected for maximum flexibility and scalability.
- The innovative amplifier architecture allocates power intelligently, increasing efficiency and reducing ownership costs.
- User-centered design provides an intuitive interface.
- The system adapts to changing needs.
Flexibility and Scalability
All devices in the system are IP-connected, facilitating easy interconnection with other systems. PRAESENSA devices are managed via OMNEO media network technology, allowing for better audio quality, with greater flexibility and scalability than any other voice alarm and public address system.
Efficient Power Use
The system features an innovative multichannel amplifier architecture with smart power allocation at the amplifier outputs and an integrated backup channel. This significantly enhances the effective use of available power, regardless of the speaker load in each zone.
Reliability
Built-in redundancy throughout the public address and voice alarm system. The system supports intelligent integration of functions and backup facilities, with encryption (AES128) and authentication (TLS) for complete protection against interception.
Optimized User Experience
The intuitive interface of the call station provides an optimized user experience through an effective combination of touchscreen and selection buttons.
PAVIRO
Using IP technology, PAVIRO is an extremely flexible, reliable, and secure system solution with superior audio quality. Its highly adaptable system architecture makes it ideal for small to medium-sized offices, regional airports, medium-sized hotels, factories, schools, and department stores.
Due to its robust range of features, PAVIRO not only meets various application requirements but also delivers best-in-class performance regarding quality, ease of installation, and versatility, while minimizing operational costs due to low energy consumption.
Ideal for small to medium-sized applications (multi-site) requiring flexibility and professional sound quality.
- The system can accept architectural changes at any stage during installation.
- Lowest energy consumption among all systems in this class.
- Quick, easy setup with both "basic" and "expert" configurations.
- Zone monitoring from the call station.
PLENA
The intuitive interface of the call station provides an optimized user experience through an effective combination of touchscreen and selection buttons.
The PLENA range of voice alarm and public address systems is an ideal solution for evacuation, messaging, and background music for various locations such as schools, hotels, shopping centers, factories, offices, and similar applications where public safety is essential. PLENA solutions can be used to adapt virtually any public address system to the specific needs of small and medium-sized locations. The system is designed to be an easy-to-use solution, featuring an independent, plug-and-play concept, ideal for entry-level applications.
Ideal for Most Small to Medium-Sized Applications
- Compact system that can be expanded to a medium-sized system.
- Autonomous and plug-and-play concept for most basic applications.
- Smart configuration using DIP switches, a laptop, or a PC.
Comprehensive Services, Turnkey Projects
For systems of Public Address and Voice Alarm, AVITECH offers a complete range of services: Consulting and Design, Equipment Supply, Installation Works Execution, Programming, Maintenance and Technical Support.
A special focus is placed on integrating newly installed PA/VA/BGM systems with existing ones: Sound Systems, Intrusion Detection, Access Control, Integrated Security Systems (PSIM), Fire Detection, BMS.
FAQs
PRAESENSA utilizes IP connectivity and an advanced media network architecture to provide a cost-efficient solution. The innovative amplifier architecture smartly allocates power, reducing ownership costs and allowing extreme adaptability and flexibility in adapting to changing building needs.
PAVIRO stands out for its extreme flexibility and reliability, making it ideal for small to medium-sized areas. It offers superior audio quality and low energy consumption, with a system architecture that allows easy changes during installation and a quick and simple setup.
The PLENA system is ideal for small to medium-sized applications, offering an autonomous and plug-and-play concept. It is easy to expand and configure, with low energy consumption, designed for basic applications such as schools, hotels, and shopping centers.
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