Simple Voltmeter - The Soldering Station

Voltmeter Compact

Over at Instructables, user braulio777, show you how to make a voltmeter with an Arduino. Also using a 10k resistor, 100k resistor and OLED display.  We like the simplicity of this setup.

http://www.instructables.com/id/Arduino-OLED-Voltmeter/

Categories: Arduino