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Hello,
I'm looking for information about "How to detect mechanical damage using microphone". I know, that the Professional devices uses ultrasound sensors but I think that simple microphone and DSP can do this too.
First We need an audio signal, amplitude, FFT of well working machine. When We...
Hello,
I'm looking for informations about OBDII. I know how to read from ECU RPM's, Speed, trough the OBD port using ELM327, but I would like to get other information. Is it possible without professional diagnostic interface? I mean external temperature sensor which is under the front bumper...
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