TTS Sound Decoder: Class A1/A3 (R8106)

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Multifunction Decoder:

Hornby: TTS Sound Decoder: Class A1/A3 (R8106)

Summary: TTS Sound Decoder: Class A1/A3.

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General information
Manufacturer Hornby
Compare Prices Latest Prices
Release information
Manufacturer Part Number
Common Name TTS Sound Decoder: Class A1/A3
Decoder Core Features Motor, Functions, Lights, Sound
Product URL Product Link
Manual URL
Year Released
Year EOL
Hardware Information
Scales OO
Connection Method 8 Pin / NEM652
Length 45 mm4.5 cm <br />0.045 m <br />1.772 in <br />0.148 ft <br />
Width 29 mm2.9 cm <br />0.029 m <br />1.142 in <br />0.0951 ft <br />
Height 9 mm0.9 cm <br />0.009 m <br />0.354 in <br />0.0295 ft <br />
Continuous Amps 0.8
Max Amps
Voltage Range
General DCC Information
Extended Addressing Yes
AnalogConversion Yes
Speed Steps
User Loadable Speed Table
Back EMF Yes
Programming Modes
Decoder Assisted Consists
CV Readback
Silent Running (HF)
Kick Start
Function Information
# of Functions
Function Amps 100mA
# of Lighting Effects
# of Sound Effects 19
Programming Information
Programming Lock
Decoder Programming Modes
Misc Items
SUSI Interface
Has computer interface
Firmware Upgrade Possible
UPC Number

The decoder does not support sound under DC (analogue) operation.


  1. Up to 19 controllable spot sounds dependent on model
  2. Two sound channels allowing for simultaneous play of full locomotive engine sounds, & individual spot sounds
  3. Decoder is equipped to support directional front and rear lighting operation
  4. One AUX function output controlled by F18 or F25 dependent on locomotive type (diesel or steam).

R8106 FAQs

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See Also

Related Hornby Multifunction Decoders