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Crown Audio 280MA Commercial Audio Mixer/Amplifier, 80W, 8-Inputs, 2-Zone

Crown Audio 280MA Commercial Audio Mixer/Amplifier, 80W, 8-Inputs, 2-Zone


Our Price : $663.54

UPC Code: 871015001487

Product Code: 505276


Crown’s Commercial Audio Mixer/Amplifiers deliver legendary Crown quality to the commercial audio industry. These high-value mixer/amplifiers provide both 4-ohm and constant-voltage outputs (70V and 100V) for use in a wide range of commercial applications including schools, hospitals, factories, restaurant/retail, houses of worship, fitness facilities, A/V boardrooms, prisons, and small offices. Easily configured for a range of uses such as paging, background music, security, and evacuation instructions, Crown’s Commercial Audio units are the smart choice for commercial sound.

    The 180MA has 4 inputs and one 80W power amplifier
    The 1160MA has 4 inputs and one 160W power amplifier
    The 280MA has 8 inputs and dual 80W power amplifiers
  • 4 to 8 inputs, 1 to 2 amplifier output channels
  • Ideal for commercial and industrial use
  • Expandable by adding Crown Commercial Audio Series mixers or power amplifiers
  • Balanced Phoenix-type mic/line inputs; touch-proof screw-terminal speaker outputs
  • Any input can be sent to any output
  • Built-in four-tone generator
  • Priority muting
  • Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications

  • Frequency Reponse (at 1 watt from 4-ohm tap): 70 Hz to 19 kHz ± 1 dB.
  • Frequency Response (at line out): 20 Hz to 20 kHz ± 1 dB.
  • Power Bandwidth (at 4-ohm tap, 2 dB below maxium 1 kHz power): 50 Hz to 20 kHz with < 0.5% THD
  • Signal to Noise Ratio (ref. to rated power, master volume at minimum): 85 dB.
  • DC Output Offset: < ±5 mV.
  • THD: Less than 0.5% at rated power at 1 kHz. Input Sensitivity (for full output at maximum gain):
  • Balanced mic inputs: 3 mV.
  • Balanced line inputs: 800 mV.
  • RCA connectors: 400 mV.
  • Input Impedance (nominal):
      Mic: 400 ohms.
      Line: 100 kilohms.
      RCA: 50 kilohms.
  • Crosstalk: –70dB at 1kHz.
  • Line Output Level (nominal): 1V into 10 kilohms.
  • Phantom Power: 15 VDC.
  • AC Line Voltages Available:
      100V 50/60 Hz
      120V 60 Hz
      220V 50/60 Hz
      230V 50/60 Hz
      240V 50/60 Hz
  • Operating Temperature/Humidy: 0° C to 40° C at 95% relative humidity (non-condensing).
  • Storage Temperature: –20° C to 85° C.

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