Bosch PRS-1P500 Power amplifier, 1x500W

  • One 500 W audio output with audio processing and delay (selection from 100 / 70 / 50 V outputs)
  • Amplifier supervision and spare amplifier switching
  • Loudspeaker line and loudspeaker supervision
  • Eight control inputs and one control output
  • Supervision of line attached to control inputs
  • Automatic volume control
  • Two audio inputs
  • Redundant network connection

Description

The Bosch PRS-1P500

Types of Power Amplifier Units

  1. Single-Channel Power Amplifier
    • Channels per Frame: 1
    • Output Power: 500 watts
    • Output Tappings: 100V, 70V, and 50V
    • Features: Short-to-ground and short-circuit detection functions
    • Supervision: Can generate its own pilot tone for supervision purposes
  2. Two-Channel Power Amplifier
    • Channels per Frame: 2
    • Output Power: 500 watts (total)
    • Output Tappings: 100V, 70V, and 50V
    • Features: Short-to-ground and short-circuit detection functions
    • Supervision: Can generate its own pilot tone for supervision purposes
  3. Four-Channel Power Amplifier
    • Channels per Frame: 4
    • Output Power: 500 watts (total)
    • Output Tappings: 100V, 70V, and 50V
    • Features: Short-to-ground and short-circuit detection functions
    • Supervision: Can generate its own pilot tone for supervision purposes
  4. Eight-Channel Power Amplifier
    • Channels per Frame: 8
    • Output Power: 500 watts (total)
    • Output Tappings: 100V, 70V, and 50V
    • Features: Short-to-ground and short-circuit detection functions
    • Supervision: Can generate its own pilot tone for supervision purposes

 

Key Features Across All Power Amplifiers

Output Tappings: Support for 100V, 70V, and 50V output configurations, allowing flexibility in system design and speaker matching.

Protection Features: Equipped with short-to-ground and short-circuit detection functions, ensuring operational safety and reliability.

Supervision Capability: Capable of generating a pilot tone internally for supervision purposes, facilitating monitoring and maintenance of the system’s health and integrity.

Power Rating: All variants provide a total output power of 500 watts, suitable for driving a variety of loudspeaker configurations in medium to large installations.

 

Application and Use Cases of Bosch PRS-1P500

Public Address Systems: Ideal for use in public address systems where distributed audio and clear communication are essential.

Emergency Notification Systems: Ensures reliable amplification and supervision of emergency announcements and alerts.

Large Facilities: Suitable for installations in large facilities such as airports, stadiums, and shopping malls where multiple zones require independent or synchronized audio distribution.

 

These Power Amplifier units within the Bosch Praesideo product range offer scalability, robust features for protection and supervision, and versatile output configurations to meet the demands of various audio distribution and communication applications.

ORdering

LBB4428/00-EU Bosch Power amplifier, 8x60W
PRS-1B500-EU Bosch Amplifier, 1x500W
PRS-1P500-EU Bosch Power amplifier, 1x500W
PRS-2B250-EU Bosch Amplifier, 2x250W
PRS-2P250-EU Bosch Power amplifier, 2x250W
PRS-4B125-EU Bosch Amplifier, 4x125W
PRS-4P125-EU Bosch Power amplifier, 4x125W
PRS-8B060-EU Bosch Amplifier, 8x60W

PRS‑xPxxx and LBB 4428/00 Power Amplifiers datasheet