125W Public Address (PA) Power Amplifier A4370A

Description

Choose a power rating based on the wattage needed for each zone in installations where high power zone amplifiers are required. These models are perfect for use in shopping centers, pedestrian areas, public transportation facilities, and convention centers. All models operate on 240V AC and 24V DC for battery backup and use 3 pin balanced XLR (1V) for input. Rear-mounted level control prevents tampering or accidental adjustment.

The design of the circuit includes built-in safeguards in case of over voltage, over current, and over temperature conditions, which are automatically reset once the issue is resolved. Amplifier status is constantly displayed through front panel LEDs, while reliable operation is maintained through on-demand fan cooling. Additionally, a dedicated 24V DC 1A output is available on the rear for powering additional devices.

Features

  • Robust design incorporating latest Mosfet technology
  • Very Low noise and distortion
  • 70V, 100V and 4-16Ω outputs
  • 240V AC or 24V DC operation
  • 24V DC @ 1 Amp output for external devices
  • Multi stage thermally cued fan cooling
  • Output Peak Limited
  • Thermal Overload protected
  • Signal Presence Indicators
  • Fault Indicators
  • Power Status Indicators
  • Rack Mountable (suits 19-inch racks)

Specifications

  • Power: 125 Watt RMS
  • Distortion: < 0.5%, @ 1kHz
  • Frequency response: 50Hz - 15kHz, -3dB
  • Output line: 100V, 70V, or 4 - 16Ω
  • Input sensitivity: 1V balanced
  • Signal to noise ratio: (peak limiting by-passed) > 90 dB
  • Line output: 600Ω balanced, 0dBV, 3 pin XLR
  • Speaker Connection: Screw terminals
  • 24V DC Output: Screw terminals
  • Inputs: 3 pin XLR (500mV)
  • 24V-30V DC power: Screw terminals
  • 240V AC power: IEC power connector
  • Indicators: Mains, 24V DC, Power, Signal presence, Over temp, Over current, Shut down, Peak limiting
  • Current draw: 250mA Standby, 8A Full @ 24V DC
  • Protection: 5A AC and 10A DC fuse
  • Power supply: 240V AC or 24V DC (nominal)
  • Dimensions: 483W x 340D x 88H mm
  • Input Impedance: ~10KΩ
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    Description

    Choose a power rating based on the wattage needed for each zone in installations where high power zone amplifiers are required. These models are perfect for use in shopping centers, pedestrian areas, public transportation facilities, and convention centers. All models operate on 240V AC and 24V DC for battery backup and use 3 pin balanced XLR (1V) for input. Rear-mounted level control prevents tampering or accidental adjustment.

    The design of the circuit includes built-in safeguards in case of over voltage, over current, and over temperature conditions, which are automatically reset once the issue is resolved. Amplifier status is constantly displayed through front panel LEDs, while reliable operation is maintained through on-demand fan cooling. Additionally, a dedicated 24V DC 1A output is available on the rear for powering additional devices.

    Features

    • Robust design incorporating latest Mosfet technology
    • Very Low noise and distortion
    • 70V, 100V and 4-16Ω outputs
    • 240V AC or 24V DC operation
    • 24V DC @ 1 Amp output for external devices
    • Multi stage thermally cued fan cooling
    • Output Peak Limited
    • Thermal Overload protected
    • Signal Presence Indicators
    • Fault Indicators
    • Power Status Indicators
    • Rack Mountable (suits 19-inch racks)

    Specifications

    • Power: 125 Watt RMS
    • Distortion: < 0.5%, @ 1kHz
    • Frequency response: 50Hz - 15kHz, -3dB
    • Output line: 100V, 70V, or 4 - 16Ω
    • Input sensitivity: 1V balanced
    • Signal to noise ratio: (peak limiting by-passed) > 90 dB
    • Line output: 600Ω balanced, 0dBV, 3 pin XLR
    • Speaker Connection: Screw terminals
    • 24V DC Output: Screw terminals
    • Inputs: 3 pin XLR (500mV)
    • 24V-30V DC power: Screw terminals
    • 240V AC power: IEC power connector
    • Indicators: Mains, 24V DC, Power, Signal presence, Over temp, Over current, Shut down, Peak limiting
    • Current draw: 250mA Standby, 8A Full @ 24V DC
    • Protection: 5A AC and 10A DC fuse
    • Power supply: 240V AC or 24V DC (nominal)
    • Dimensions: 483W x 340D x 88H mm
    • Input Impedance: ~10KΩ

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