Train Control Systems
Manufacturing the highest quality DCC Decoders
and Control Systems for Model Railroads worldwide.
As of November 29, 2024, international mail service from USPS to Canada is temporarily suspended. If you place an order from Canada using USPS, we will ship it as soon as this service becomes available. Shipping cost will be added once rates come back.
Click on the navigation bar on the left on a topic you are interested in to quickly navigate to it.
Note: Product Literature
The literature that originally arrived with your decoder purchase, including basic instructions and wiring diagrams can be found on each specific product page on the TCS website. Navigate to your specific product and check the literature under the "Documents" tab. Most TCS products can be navigated directly by entering the SKU number into your browser's address bar. For example, "https://tcsdcc.com/product-page/wow101ka-steam" would take you directly to the WOW101-KA-Steam decoder. You may also use the search box in the top right of the page to search for a product by name or SKU number.
Decoder Programming Resources
Here you can find programming guides including CV numbers and values to set up your decoder to your desired settings.
This page contains helpful documents and links for TCS users. Click here to find programming tools specific to your decoder.
Comprehensive Programming Guide
TCS Comprehensive Programming Guide: Download
The Comprehensive Programming Guide contains all the information we could fit into one document regarding CVs and decoder configuration. The Comprehensive Programming Guide covers configuration options that apply to both WOWSound and Non-sound decoders. Learn how to modify everything from decoder addresses and lighting features, remap lighting functions, set speed curves, control momentum, and more!
Download the Comprehensive Programming Guide (PDF document, 713KB.)
Complete Programming Guides for WOWSound Decoders:
WOWSound Steam Programming Guide V4: Download (PDF document, 1.0MB)
This manual covers the setup and configuration of the sound components of the Version 4 WOWSound Steam decoder. This guide contains details for steam-specific sounds and functions. All general NMRA, lighting, and motor control programming options are covered in the TCS Comprehensive Programming Guide above.
Download the V4 WOWSteam Guide (PDF document, 1.0MB).
WOWSound Diesel Programming Guide V4: Download (PDF document, 1.2MB)
This manual covers the setup and configuration of the sound components of the Version 4 WOWSound Diesel decoder. This guide contains details for diesel-specific sounds and functions. All NMRA, lighting, and motor control programming options are covered in the TCS Comprehensive Programming Guide above.
Download the V4 WOWDiesel Guide (PDF document, 1.2MB).
WOWSound Electric Programming Guide: Download (PDF document, 1.2MB)
This manual covers the setup and configuration of the sound components of the WOWSound Electric decoder. The ACS-64 model from Bachmann has TCS' first WOWSound decoder with electric sounds. TCS does not currently offer other Electric decoders.
Download the WOWSound Electric Guide (PDF document, 1.2MB).
WOWSound Decoder Complete Sound Lists:
Looking for a specific sound? WOWSound decoders come with our ENTIRE LIBRARY of sounds loaded onto them. It's easy to choose your chuff set or prime mover, as well as set horns, bells, whistles, and many other sounds. Click these links to view what's included in our current lineup: WOWSteam Version 4 | WOWDiesel Version 4 Prime
Classic N (CN; CN-GP) Installation Guide
CN/CN-GP Classic N Installation Guide: Download (PDF document, 2.5MB)
TCS continues to offer a standalone guide for "Classic N-Scale" locomotive (CN and CN-GP decoder) installations. This installation guidebook can familiarize you first with the different styles of "Classic N" chassis, and walk you through a generic installation. Following the advice and recommended practices in this guide will guarantee a successful installation every time!
Download the CN/CN-GP Classic N Installation guide (PDF document, 2.5MB).
Note that our list of photo-documented installations can be found on our N-Scale Installations Page.
Connector Wiring Diagrams - Visit
Wiring Diagrams for many common locomotive connectors, including 8-Pin NMRA and 21-Pin MTC.
Recommended Solder Practices - Visit
Follow this guide to strip, tin, and solder your wire just like our professionals in production!