DSPPA PAVA8500 8 Zones Integrated Voice Alarm PA System Centre in Bangladesh

The DSPPA PAVA8500 is a high-performance 8-zone integrated voice alarm and public address system designed for critical applications like fire emergencies, mass notifications, and building-wide announcements. Delivering a robust rated output power of ≥500W at 100V, this system ensures powerful and reliable audio coverage across large spaces such as office buildings, shopping malls, airports, and schools. Built to meet strict emergency communication standards, the PAVA8500 features multiple input options, including a dedicated emergency microphone with 5mV sensitivity at 600Ω and a line input with 1000mV sensitivity at 10kΩ. Both input paths maintain a low harmonic distortion of less than 1% at 1 kHz, ensuring clear and distortion-free audio even under critical conditions. The system boasts an impressive frequency response of 80 Hz–15 kHz for emergency mic input and 50 Hz–18 kHz for line input, delivering balanced, natural sound. With a high signal-to-noise ratio—over 75 dB for emergency mic and 80 dB for line input—the PAVA8500 guarantees clean audio transmission, minimizing background noise during important announcements. It also includes robust system connection controls with relay outputs and dry contact inputs for fire alarm integration, fault monitoring, and emergency mode activation. The emergency triggers and resets are managed through short-circuit signals with no voltage, offering fast and reliable system responses. For voice message playback, the PAVA8500 uses high-quality WAV files stored securely on an SD card, with a data storage life of over 10 years, ensuring long-term reliability of pre-recorded alerts and evacuation messages. Operating on both AC (220–240V/50–60Hz) and DC (24V/30A) power supplies, the system provides uninterrupted performance even during power failures. Housed in a durable and compact rack-mountable frame (483×420×132mm), the PAVA8500 is easy to integrate into existing PA infrastructures. Whether for emergency broadcasting or routine communication across multiple zones, the DSPPA PAVA8500 offers a dependable, flexible, and professional-grade solution for modern voice alarm systems.

FAQs:

1. How much power output does the DSPPA PAVA8500 provide?

The PAVA8500 delivers a rated output power of ≥500W at 100V, ensuring strong and clear audio across multiple zones.

2. What kind of storage does the PAVA8500 use for voice messages?

The system uses an SD card to store voice messages in WAV format, with a storage life of over 10 years.

3. Can the PAVA8500 operate during a power failure?

Yes, it supports both AC (220–240V) and DC (24V/30A) power supplies, allowing continuous operation even during power outages.