10K Preset Pot; 16×2 Parallel LCD ( Hitachi HD44780 driver compatible) How to make an Arduino Voltmeter. As you may well know, Arduino’s analog inputs can be used to measure DC voltage between 0 and ...

Voltmeters aren’t terribly expensive, but it’s always more fun to build your own devices. YouTube DIYer Educ8s builds a cheap voltmeter for less than $10 using an Arduino and a voltage sensor ...

Coffee has always been an important part of the internet; the first webcam ever was in the Trojan Room of the Cambridge University Computer Laboratory to monitor the contents of a coffee pot. Now, … ...

This collection of hardware is a diy voltmeter. It can measure up to 17V with 1 microvolt resolution while taking seven samples per second. The LTC2400 ADC board is used to make the measurements, w… ...