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db=10log(p(w)/p0(w) Thak you pual. You have helped me a lote. I have one last qustion witch is more scientific. can I build a decibel meter with the teensy? I am looking for a way to calculating the acostic power(in watt). I thought of using the formolla: db=10log(p(w)/p0(w) What do you say?

How do I connect it to the teensy?

Hello For my project I need a very acurate microphone . I thought to do that by connecting a phone calls headphones and record diractly from the same microphone we use to comunicate . I have just started to use the teensy have not expeirenced enough . I have a teensy 3.2 and a single audio...