Decoder Manufacturers

Digitrax: Z, N and HO scale mobile decoders (wired and plug-n-play), HO scale sound decoders and stationary decoders.

Soundtraxx: HO scale sound decoders (steam and diesel)


NCE (North Coast Engineering): Z, N, HO and O scale mobile decoders (wired and plug-n-play) and stationary decoders.	QSI: Upgrade chips for existing QSI sound systems in Atlas, Broadway Limited, and Proto locomotives; new sound downloading and programming; Quantum Revolution installation and sound customizing	TCS (Train Control Systems): N and HO scale mobile decoders (wired and plug-n-play)