Hornby Railways Class 20 TTS Sound Decoder

Brand: Hornby Railways

Model Number: R8118

10% offWas £41.99Now £37.79Save £4.20Excl VAT: £31.49

The Hornby TTS  Decoder for Class 20 offers a great alternative for those modellers that would like to add sound, but at a more affordable price.

Function list

  • F0 Headlight/rearlight
  • F1 Engine start/stop
  • F2 Horn high-low
  • F3 Horn low-high
  • F4 Brake squeal
  • F5 NOTCH up
  • F6 NOTCH down
  • F7 Return to IDLE
  • F8 Thrash
  • F9 Cold start override
  • F10 Horn high two bursts
  • F11 Door slam
  • F12 Fan
  • F13 Horn long high
  • F14 Horn low two bursts
  • F15 Primer
  • F16 Slow flange squeal
  • F17 Spirax valve
  • F18 Horn low
  • F19 Horn high
  • F20 Wagons buffering
  • F21 Wagons clanging
  • F22 Coupling 1
  • F23 Guard's whistle
  • F24 Coupling 2
  • F25 Aux (if used in locomotive)

  • Supports short and long decoder addresses
  • Adjustable acceleration and deceleration
  • Back EMF load compensation
  • Up to 19 controllable spot sounds dependent on model including whistles or horns etc
  • Two sound channels allowing for simultaneous play of full locomotive engine sounds, & individual spot sounds e.g. horns, whistles, brakes, wagons coupling etc. NOTE: Only one spot sound can be played at the same time
  • It is possible to alter the volume of each sound through an individual dedicated CV. Range 0-8
  • Decoder is equipped to support directional front and rear lighting operation via F0 on the controller, providing that the product is fitted with lights
  • The decoder is equipped with 1 aux function output controlled by F18 or F25 dependent on locomotive type (diesel or steam)
  • Motor current - maximum continuous 500mA
  • Motor current - peak 1amp (no function load)
  • Function output current maximum—100mA (unprotected)
  • Decoder current maximum continuous - 800mA (shared motor and functions)
  • Number of sound channels - 2
  • Termination - 8 pin plug NEM652. NMRA

IMPORTANT - The decoder does not support sound under DC (analogue) operation. Sounds can only be played under DCC (digital) operation. This applies to all sounds, both running and spot sounds. The locomotive's motor may be controlled under DC operation.

Manufacturer: Hornby
Model: R8118 Hornby TTS Sound Decoder for Class 20

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