SDH166D fits many HO locomotives.

Comes with selectable Steam & Diesel sounds so you can use it in any type of locomotive.

• 1.0 Amp/ 2.0 Amps Peak Current Rating
• 6 FX³ Functions-200mA total current
• FX³ Outputs are optimized for both LED & bulbs
• Configurable FX³ pulse on all function leads
• Series 6 features
• 3 Simultaneous Voices
• Customizable 8 bit sound projects

• Use PR3 and SoundLoader 2.0
• 4 Megabit on board sound memory
• 8 Ohm 16 x 26 x 9mm box speaker included
• 1 Watt sound output
• 330uF Capacitor for sound hold up included
• Cam input synchronized steam chuff
• Works with PX112-10 Power Xtender
• Decoder Body Size 1.28” x 0.67” x 0.25”

SDH166D replaces SDH164D.

Digitrax SoundFX^® Sound System
Your locomotives will sound in scale like the real thing with SoundFX

• Customizable 8 Bit Sound
• Works with SoundFX 8 Bit sound files
• 3 Simultaneous Voices
• Downloadable Sound with Digitrax PR3 and SoundLoader 2.0 software
• 4 Megabit Onboard Sound Memory
• 1 Watt Sound Output
• Cam input-synchronized Steam-chuff option for Steam locos
• Scaleable Speed Stabilization(BEMF) optimized for sound operationSoundFX does not require an external rate sensor to vary workload.
• Factory 8 Ohm 16 x 26 x 9 mm box speaker on 10 Pin Plug design makes installation quick and easy.

Easy Programming and Installation

• Smart Power Management-no more booster or programmer shutdowns!
• Program CVs using any Digitrax Compatible Control system without having to buy any extra equipment.
• Digitrax Easy Connect 9 Pin Plug for Track, Motor and Function Control.
• Direct mode programming.
• Decoder Reset CV with or without speed table reset.

Series 6 Decoder Features

• Works with PX112-10 Power Extender for improved operation in the presence of intermittent track power.
• Digitrax FX³ Functions-Control lights and functions for prototypical lighting effects and on/off control.
• Configurable FX³ Pulse Function available on all function outputs.
• Improved Scaleable Speed Stabilization (BEMF)

Digitrax LocoMotion^® System – Lets your trains run like the real thing!

• 2 Digit and 4 Digit Addressing.
• Basic, Advanced & UniVersal Consisting.
• SuperSonic motor drive for silent operation.
• Transponder Equipped ready for transponding on your Layout.
• Motor Isolation Protection helps prevent damage to your decoder.
• DCC Compatible.
• FCC Part 15, Class B RFI compliant.

Specifications