https://traincontrollerdb.marcriera.cat/
Train Controller Database
Welcome to the Train Controller Database! Here you will find a collection of practical information and technical details for various train controllers and...
train controllerdatabase
https://pid.brain.run/
PID Train Controller Demo
Interactive 3D visualization of a PID controller
train controllerpiddemo
https://www.instructables.com/Arduino-2-in-1-Model-Train-Controller/
Arduino 2-in-1 Model Train Controller : 4 Steps - Instructables
Arduino 2-in-1 Model Train Controller: Forty years ago I designed an op-amp based model train throttle for a couple of friends, and then about four years ago I...
2 in 1model trainarduinocontroller4