bs-spectrum is a simple FFT spectrum analyzer application.
This application calculates FFT (Fast Fourier Transform) of the sound which is recorded by your Android device's internal mic. The calculated data is displayed as graph.
Additionally, Following functions included.
- Displaying peak amplitude and frequency
- Storing snapshot and comparing with real-time waveforms
- Mode: Linear, Logarithmic
- Window: Rectangle, Hamming, Hanning, Blackman
- Decay: 250[ms], ... 4[s]
- Amplitude Offset