Audio analyzer with Spectrum, Wave, power and Sonogram.

Sample Rate

Determine the sample rate, and hence frequency range - 8,000(4kHz) 16,000(8kHz) 22,050(11kHz) 44,100(22kHz)

Block Size

Set the input block size - 128 to 1024 samples

Windows Function

Set spectrum windowing (to eliminate spurious frequencies)


Improve performance by processin only a portion of the input

Histogram Averaging

Determine amount of smoothing in the histogram

Instrument Visualization

Chose which instruments are display