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Encoder for speed measurement

Discussion in 'General Electronics Discussion' started by selva06, Mar 3, 2012.

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  1. selva06


    Mar 3, 2012
    I need to measure the speed of a motor. The output of the instrument that measure speed must be voltage.It must be given as an input for a voltage comparator. Kindly guide me how to do it and which instrument should I use?
  2. KMoffett


    Jan 21, 2009
    Google: tachometer circuit
    Google: frequency to voltage converter circuit

    Last edited: Mar 3, 2012
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