How Voltage Dividers Work?

Video Tutorial

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Need to measure a large voltage on a microcontroller? A good option is a voltage divider. This is two resistors in series, with a point in the middle. This video explains how to calculate the resistors needed for a specific voltage.

Note: There is a mistake around 3:00. the presenter says “91 millivolts”, he should have said “910 millivolts!”

Courtesy: AddOhms


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