hello
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thanx alexev,
this is one type of speed datalogger.as per sensor output arduino will count rpm(revolution per minute) and store that rpm with date and time in sdcard.i apply 12v dc to arduino which comes from 7812ic.(power regulator)
thanx alexev,
this is one type of speed datalogger.as per sensor output arduino will count rpm(revolution per minute) and store that rpm with date and time in sdcard.i apply 12v dc to arduino which comes from 7812ic.(power regulator)