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Tsunami2 Steam-2 - NEW! Announced 8/10/18!

And the list keeps growing! Our Tsunami2 Steam-2 Digital Sound Decoder provides 90 beautiful whistles to choose from (an additional 28 whistles over and above the original Steam model!). Add this to the already extensive list of bells, exhaust chuffs, air compressors and more, you now have an astounding 2.2 Billion sound combinations in one decoder! The Tsunami2 Steam-2 is available in four board formats to suit a variety of models.


Sound sheet: http://www.soundtraxx.com/dsd/tsunami2/sound/Steam-2_Sound_Selections.pdf





The TSU-2200 is a universal 2 Amp digital sound decoder. 


It is suitable for a wide variety of models from HO to S scale, and includes a connector to easily add a CurrentKeeper (P.N. 810140) to maintain performance over dirty track and switches.


  • Dimensions: 35 x 18 x 6mm
  • Max. Motor Stall Current: 2A
  • Function Outputs: 6
  • Max. Function Current: 100mA (each output)
  • Audio Amplifier: 2 Watts, 8-Ohm Load
  • DCC Track Voltage: 7.5V – 22V
  • MSRP $124.95 


The Tsunami2 Digital Sound Decoders include many built-in features designed to help your model railroad operate as realistically as possible. Tsunami2 sound decoders are so powerful that they come with four special effects processors: the Equalizer, Sound Mixer, Dynamic Digital Exhaust, and Reverb. It's like having a complete sound studio at your fingertips!


Steam Features:


See link here for sounds list: <http://www.soundtraxx.com/dsd/tsunami2/sound/Steam%20Sound%20Selections.pdf>


Tsunami2 steam decoders are loaded with new features. Tsunami2 has an adjustable steam cutoff guaranteed to make you feel like you are in the cab and in control. Soundtraxx also added new and remastered sounds to add realism to your models. Tusnami2 steam decoders can produce over 50 sound effects including 12 bells, over 60 whistles, 10 air pumps, 8 dynamos, 10 exhaust chuffs, snifter valve, injectors, Johnson Bar, power reverse, firebox blower, side rod clank, brake squeal, and more! 




  • 10 new or remastered exhaust chuffs in a single decoder
  • Newly remastered Dynamic Digital Exhaust 
  • Functioning adjustable exhaust cutoff
  • Functioning locomotive and train brakes with adjustable braking rates
  • Over 60 whistles
  • Selectable compressors, bells, Dynamos, couplers, and more
  • Fireman Fred sounds for coal-fired, wood, oil, or auger fueled locomotives
  • Locomotive servicing sounds
  • Traditional 2-cylinder, plus new 3-cylinder and articulated settings on all exhaust chuffs
  • Clickity-Clack and new authentic drifting sounds


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