The AVR project utilizes a small graphics LCD to display the monitored spectrum and waveform of audio signal. The full graphics type LCD module used is the SG12232C with a resolution of 122(H) x 32 (V ...
An AVR ATmega8 microcontroller and an operational amplifier is used to build this spectrum analyzer which can improve the audio quality of an equipment. A variety of displays are supported by the AVR ...
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