Atlas 40005325 SD-7 GOLD BALTIMORE & OHIO [CHESSIE SYSTEM] #1830 DCC/Sound

Built by EMD between 1954 and 1959, the SD-9 6-axle road switchers produced 1,750 HP and were used primarily for freight service throughout the US, both on main and secondary lines. Many SD-9 locomotives are still in service today, serving as road switchers for shortline & industrial railroads, and as yard switchers for major "Class 1" lines. Features: Powered low friction drive Blackened metal wheels Dual brass flywheels Directional lighting Golden-white LEDs Body-mounted AccuMate® couplers DCC Operation Features (GOLD LOCOMOTIVES ONLY) Supports all DCC-programming modes DCC includes RailCom and RailComPlus, with 14, 28 or 128 speed steps and with 2-digit and 4-digit addressing. Flexible mapping of function keys F0 to F28. A total of 6 DCC function outputs are available, and all can be function mapped (disable, brightness, light effects) individually Follows all NMRA DCC standards and recommended practices. ESU LokSound Features (GOLD LOCOMOTIVES ONLY): Over 20 sound effects are available, including engine start-up and shutdown, prime mover sounds through all eight notches, bell, air horn, air compressor, dynamic brakes and more. There are up to 16 user-selectable horns, 2 user-selectable bells, and 2 user-selectable synchronized brake squeals. Manual and Automatic Notching modes with the ability to change modes ”on the fly” are provided for true realism.