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Build a portable device that captures sound and visualises the waveform in real time.
Using an electret microphone, signal conditioning filters, an ESP32 microcontroller, and an LCD display, the project explores signal processing, embedded systems, and electronics design.
Build a portable device that captures sound and visualises the waveform in real time.
Using an electret microphone, signal conditioning filters, an ESP32 microcontroller, and an LCD display, the project explores signal processing, embedded systems, and electronics design.