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hannwindow

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VibeCoder01 / ultrasonic-visualizer

Real-time ultrasonic spectrum display using your microphone. Captures audio via PortAudio (sounddevice), computes an FFT, and plots only the ultrasonic band (>20 kHz). Includes a control panel to adjust device, sample rate, block size, min frequency, and FFT size while running.

audio python microphone visualiser ultrasonic fft nyquist hannwindow

Updated Oct 27, 2025
Python

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hannwindow

Here is 1 public repository matching this topic...

VibeCoder01 / ultrasonic-visualizer

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