Sound Decoders

These products are retired, and are no longer available.
SDH164D 1 Amp HO Scale Mobile SoundFX/Motor/Function Decoder with SoundFX

Wired Mobile Decoder with SoundFX can be installed in almost any HO Locomotive


SDN144PS 1 Amp N Scale SoundFX/Motor/FX3 Function Decoder with SoundFX

Plug 'N Play SoundFX/Motor/FX3 Function Decoder


SFX004 Soundbug Sound Decoder for DH165xx decoders and others

Digitrax Soundbug ready decoders give you the flexibility to choose when to add sound to your locomotives. Originally produced as a plug n'play add on for DH165xx series board replacement decoders, Sound Bugs can be used to add sound to any decoder. Decoders that do not have sound bug sockets, will have to be wired.


SDH104K1A+FN04K1 COMBO Board Replacement Decoder for Kato AC4400 HO Locos

Plug ‘N Play for Kato AC4400 HO Locomotives Preloaded with AC4400 Sound Scheme. This unit was also sold as a stand alone SDH104K1A without the function features of the FN04. Retired in 2010 These units are no longer repairable as of 01/08/2013


SDH104K1B+FN04K1 COMBO Board Replacement Decoder for Kato SD38-2 HO Locos

Board Replacement SoundFX decoder for Kato SD38-2 HO Locomotives Preloaded with SD38-2 Sound Scheme. This unit was also sold as a stand alone SDH104K1B without the function features of the FN04. Retired in 2010


SDH104K1C+FN04K1 COMBO Board Replacement Decoder for Kato F40PH HO Locos

Board Replacement SoundFX decoder for Kato F40PH HO Locomotives Preloaded with F40PH Sound Scheme. This unit was also sold as a stand alone SDH104K1C without the function features of the FN04. Retired in 2010