Digitrax, SDN144A1, 1 Amp, N Scale, Board Replacement SoundFX/Motor/FX3 Function Decoder for Atlas SD50/60

Digitrax SDN144A1 N Scale Plug in Mobile Sound/Motor/Function Decoder with SoundFX for Atlas SD60,SD60M,SD50 and similar boards (Preloaded with SD60-SD40 sound schemes)

- Drop in Mobile Decoder for Atlas N Scale SD60/40 and similar Locomotives.
- Preloaded with SD60/SD40 dual Sound Scheme
- 4 FX3 Functions
- Factory 18mm x 10mm, 8 ohm speaker
- Use PR3 and SoundLoader Software to download your own fully customizable sound scheme to the decoder
- No external sensor required for sound workload changes

Full Digitrax Series 4 mobile decoder feature set including:
- Speed Tables
- Simplified Scaleable Back EMF
- Advanced Consisting
- Forward and Reverse Trim
- Transponding
- Supersonic Motor Drive
- Decoder Lock and much more