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  1. R

    Sound meter for Band ...mic?

    Hi all I have recently been working on a project for my band which is a sound pressure meter using a LM3914 logarithmic bar graph driver and a small condenser microphone ( the same as the one shown in the link at the bottom of the page). The system works but it can only pick up higher...
  2. R

    Oil level monitoring project using capacitance level sensor

    good afternoon all As you Can see i am new to this forum so go easy on me! I am currently in the process of designing a project for an oil tank level monitoring system using a capacitance level sensor. The level sensor provides a continuous variable voltage output between 0-5v. (5v tank...
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