This Gaugemaster Ruby DCC91 is a direct plug 21 pin decoder.
Gaugemaster DCC91 Ruby 2fn Standard DCC Decoder 21 Pin 0.5A Suit Hornby/Bachmann
Gaugemaster DCC91 - Ruby 2 Function Standard 21 Pin Decoder
Gaugemaster DCC91 Ruby Series 2 Function Standard DCC Decoder 21 Pin
Gaugemaster DCC91 Ruby Series DCC Decoder 2 Function DCC Decoder 21 Pin
Gaugemaster DCC91 Ruby Series - 1 x 21 Pin DCC Chip 2 Function Loco Decoder -T48
NEW GAUGEMASTER DIGITAL DCC91 RUBY DECODERS
