MRC HO scale drop-in dual-mode DCC sound decoder for Athearn SD45, SD60 and other diesel locomotives. Replaces the factory installed circuit board. Includes 28mm speaker. Easy programmiing. Complete illustrated installation instructions included.

Features:

• Replaces Athearn circuit board
• Synchronized Alco 244, SD50, SD70 & EMD 5/6/7/B prime mover sounds
• 1.5 amp capacity
• 28 accessory functions (F1-F28)
• Programmable choice of 34 different horns and 8 bells
• Programmable individual sound volumes
• Programmable for either 2-digit (1-127) or 4-digit (1-9999) addresses
• Programmable start and top voltages
• Programmable acceleration and deceleration rates
• Full read back of all CVs
• Programmable 14, 28/128 speed steps
• Selectable factory default speed curve
• CV65 Kick start
• Programmable custom speed curve (CV67-CV94)
• Directional lighting (F0) at 0.2 amp rate
• Programmable for either ditch lights, mars light, gyra light or prime strato light
• Supports advanced consisting (CV19)
• Supports programming on the main (OPS mode)
• Compatible with NMRA DCC standard
• Complies with the part 15 of FCC rule
• 28mm speaker included (other sizes sold separately)
• Dimensions: 96.0mm x 17.8mm x 11.0mm
• MRC warranty

Dual Mode also operates on a standard DC power pack to give you synchronized engine sound (only). To access all sound functions with DC, use the unique MRC BlackBox (sold separately).