Sound – Audio Projects

  1. Audio Spectrum Analyzer
    We developed an audio spectrum analyzer as our final project for ECE 4760. This analyzer presented a histogram-style representation of audio signals. We successfully achieved real-time display of the audio…
  2. Build a musical EKG with the Freescale FRDM-KL05
    Short Introduction: I have been following the Battle of the DreamBoards Championship with interest and I enjoyed the variation of functionality features put together in each of the dreamboards.Β  I…
  3. Echo MP3 player using PIC18LF452
    The EchoMp3 is a small DIY* MP3 player. It's cheap and of excellent quality. 64, 128, 256, 512MB and 1, 2, 4 GB MMC and SD(HC) cards used as storage.…
  4. Voice controlled wheelchair
    The Project aims at controlling a wheelchair for handicaps by means of human voice. The speech recognition system is a useful way of implementation and is easy to use programmable…
  5. How to Generate Sound using PWM with PIC Microcontroller
    Pulse Width Modulation (PWM) is a technique in which the width of a pulse is modulated keeping the time period of the wave constant. The ON time and OFF time…

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