Sound Spectrum
Sound Spectrum
The official app & game
Distributed by UptoPlay
SCREENSHOTS
DESCRIPTION
Use UptoPlay to play online the game Sound Spectrum.
Visualize sound from your Android's microphone.
Technical specification:
Recording
Sample rate: 44100 Mono
Chart buffer: 5 seconds
Decibel Level
Reference pressure p0 = 20uPa
decibel equation: 20 x Log10 (RMS/p0)
Frequency Spectrum
Hanning Window
FFT size: 4410 (100 ms)
Overlapping: 80%
Frequency: 1 Hz ~ 4 KHz over 64 groups
Credits:
JTransforms for FFT calculations. https://github.com/wendykierp/JTransforms
Enjoy with UptoPlay the online game Sound Spectrum.
ADDITIONAL INFORMATION
Developer: Meerkat Laboratory
Recent changes: Support zoom for wave graph
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