New SoundTraxx Video Page

We have added a video page to help you explore our products more easily. These videos will explain our various brands, give tips and tricks for using our exciting new features, and walk you through step by step installations with our products. Currently our featured video is a full TSU-21PNEM install. We will have new videos on this page every month so don't forget to check in with us for new content.

SoundTraxx Academy Returns this Summer

This year SoundTraxx Academy will be held July 13th-14th for a limited number of participants. The registration deadline in June 1st, spots are going quickly, sign up today to secure your space!

Install a TSU-PNP in 30 Seconds

Last year at SoundTraxx Academy, participants were taught how to install a Tsunami2 Digital Sound Decoder into a diesel model. One of our participants made this time-lapse that shows the complete installation in 30 seconds.

Welcome to SoundTraxx!

SoundTraxx brings new dimensions in digital sound technology to your model railroad. Regardless of your scale or prototype, we have a sound system for you! We have been designing and manufacturing the latest in state-of-the-art sound systems for the discriminating model railroader since 1990.

If you are unfamiliar with our products, we recommend you visit Choosing the Right Sound System first.

Latest News

The Next Game Changer is Here!

Tsunami2 is a brand new line of digital sound decoders that have more sounds, smoother operation, and some revolutionary new features to enhance your model railroad experience.


Digital Sound Decoders
DCC Mobile Decoders
Lighting Decoders
Factory-Installed Decoders
Retail Price List

Sound References