QTU (Quad Throttle Unit)

Introduction

Start here to learn about QTUs.

Qtu Interfacing

How devices may be connected to a QTU board.

Intro to Q-Script

Introduction to the scripting language that the QTU can use.

Project: Uncoupling demo

A fairly advanced demonstrator of the capabilities of a single QTU running in autonomous mode (no manual involvement, nor controlled by computer.

Video: Uncoupling demo

Lo-res YouTube video, but you get the idea. Alternatively the (55Mb) video as I made it

Video: Shuttle service

YouTube video of 2 train shuttle service using a QTU and a short Q-script.

Assembly instructions

How to assemble a QTU kit from a full set of parts.

Logic encoding

For those who want to see inside everything this is my table of machine code values used by the QTU's virtual processor (that interprets the compiled QTU script).

Circuit diagrams

Full circuit diagrams of the QTU.