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280 MA

Crown - 280MA - 80 Watt Amplifier, 8-Channel Mixer

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  • SPECIFICATION :

  • Output Power: 80W Per Channel into 4 ohms or 70V/100V. 
  • 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 maximum 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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