The user draws in an HTML5 Canvas object which is read by a Java Web Server. From there it gets converted to serial commands for an Arduino which controls the steppers with two EasyDrivers . The ...

Created by Max maker the motorised Arduino camera slider can be seen in action in the video below and incorporates a control box powered by 4 x AA batteries.

Awesome MIDI Input Fader Created Using Arduino (video) 11:55 am February 22, 2017 By Julian Horsey. ... and that analog slider pots many times are logarithmic (or close to it) ...