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pdm-microphones

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Ritchizh / Record_PDM_microphone_audio_with_a_PicoScope

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This project captures and decodes audio from a PDM digital microphone using a PicoScope 3406D MSO. Python with PicoSDK acquires the PDM signals, decodes them via low-pass filtering and decimation to 48 kHz, and plays the reconstructed audio.

audio python audio-processing pdm picoscope picoscope-oscilloscope delta-sigma pdm-microphones picoscope3000 picoscope3406 picoscope3406dmso
  • Updated Aug 25, 2025
  • Python

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