HO Plug N' Play Decoder w/SoundBug(TM) Socket -- For Kato SD40-2


Brand: Digitrax

Part #: dgt dh165k1a


  • QSI-style PCB replacement Plug N'Play decoder - allows replacement with downloadable SFX SoundBug(TM) modules 
  • Accepts Plug-in SFX SoundBug sound modules 
  • Regulated headlights; no resistors are required for installation of LEDs or lamps 
  • Torque compensation for smooth, silent operation. 
  • Momentum with acceleration and deceleration. 
  • User selectable normal direction of travel. 
  • Three-step speed tables set start, mid and max voltage for custom control. 
  • 28-step speed tables with 256 level resolution for precise control. 
  • SuperSonic(TM) motor drive for silent operation. 
  • FX3 Function outputs for prototypical lighting effects and on/off control 
  • Constant brightness lighting with directional or independent control 
  • Realistic effects such as ditch lights, Mars lights, strobes, and more. 
  • Dynamic and static qualifiers operate functions based on direction, F0 on or off, loco direction and F0, and whether loco is moving. 
  • Function remapping for custom setup. 
  • Master light switch turns off all lights & functions with one keystroke. 
  • Advanced consist function controls 
  • Transponder equipped. Compatible with digital surround sound systems. 
  • Decoder lock equipped 
  • This board replacement decoder measures 2.877 x .667 x .173" 73 x 16.9 x 4.4mm with .5" 12.7mm stiff wires on each end and has a current rating of 1.25A.


Decoder features two 6.5mA function outputs, supports Digitrax FX3 functions and 14, 28 or 128-step speed control. 

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