Category Archives: spl

Make Your Own SPL DB Meter With A Microphone And MCU

Measuring equipment such as SPL (Sound Pressure Level) decibel meters may seem daunting, but this article by [Shawon M. Shahryiar] shows that making your own need only have two essential ingredients: a microphone and a microcontroller. Obviously the microphone is for measuring the sound pressure level, and its output is …read more

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Posted in decibel meter, how-to, Microcontrollers, pic18, spl | Leave a comment