Voltage Measurement on uC

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Discussion in 'General Electronics Chat' started by Sajid, Jul 30, 2005.

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  1. Jul 30, 2005 #1
    Sajid

    Thread Starter New Member

    Jul 30, 2005
    3
    0
    Hi,
    I need a circuit diagram of linear converter of 0-300V AC to 0-5V DC, for a microcontroller based digital voltmeter. AC supply should be fully isolated with the DC supply. Optocoupler based circuit would be great.
    Thanks.
     
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