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Audio Spectrum Display
- 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
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