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pH meter experiment ??

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bianchi77

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Hello guys,

Does anyone have experience with this sensor ? **broken link removed**

Any circuit / link / info will be appreciated ..

Thanks
 

differential op-amp circuit for sensor interface
 

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  • PH_Amplifier(1).pdf
    730.2 KB · Views: 62

circuit diagram.
 

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  • pHSensing.jpg
    pHSensing.jpg
    25.1 KB · Views: 70

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