Amber 4550 Audio Spectrum Analyzer 20 Hz - 20 kHz

Amber 4550 Audio Spectrum Display 20 Hz to 20 kHz
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Features:

  • Presents the spectral energy content of an audio signal.
  • Two independent digital memory allows virtually infinite storage time.
  • Filters are active using only operational amplifiers and RC networks.
  • Results displayed on a 10 x 10 matrix.

 

Specifications:

  • Frequency Range: 20 Hz to 20 kHz
  • Bands Displayed: 10
  • Center Frequencies 31.25, 63.5, 125, 250, 500 Hz and 1, 2, 4, 8, 12 kHz
    • Accuracy:  ±5% (internally adjustable)
  • Filter Slope (Asymptote): 12dB/octave
  • Display Range: selectable 20dB or 10dB 
  • Quantity of  dB increments: 10
    • Magnitude: selectable 1 or 2dB
  • Accuracy of dB steps: ±0.25dB non cumulative
  • Front panel attenuator range: 20dB in 2dB steps
    • Step accuracy: ±0.25dB non cumulative
  • Audio Inputs: 4
  • Input impedance: ≥ 18k ohms