M5stack voltmeter

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Hi,

If I see it correctly then 11k + 360k = 371k are for 36V.
This is 371k/36V = 10.3056k per V

so you need 10.3056k/V * 99V = 1020.25k in total

you already have 371, so you need to add (102.25k - 371k) = 649.25k externally (serially)

Klaus
 

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Thanks guys that’s give me the explanation I required and makes it easier
 

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