Athearn RTR 71594 – EMD SD39 W/ DCC & Sound Boston & Maine (BM) 691 – HO Scale

BM FEATURES: 

• Built as Illinois Terminal, these SD39’s were purchased by the NW before going to the Guilford. Our models represent the time period before they were painted into Guilford grey and orange. These well worn black painted units still retained their as-built features such as: battery box-mounted “gong” bell, smaller fuel tank, non DB hatch, and hi-mounted brake cylinder trucks. #690 features a very faded “Norfolk Western” lettering on the long hood.

SD39 SERIES LOCOMOTIVE FEATURES: 

• Separately applied air tanks
• Coupler cut levers
• Rubber MU hoses
• Photo-etch stainless steel windshield wipers
• Fine scale handrails
• Non-sound version features 21-pin NEM DCC plug
• See-through dynamic brake and radiator fans
• Curved radiator fan grab iron
• Exhaust stack
• Frame-mounted bell (unless noted)
• Detailed 4000 gallon fuel tank (unless different capacity is noted)
• Flexicoil-C trucks with high or low brake cylinders (per prototype)
• McHenry^® scale knuckle spring couplers
• See-through cab windows
• Bi-directional LED lighting
• All-wheel drive with precision gears for smooth and quiet operation
• All-wheel electrical pickup
• 5-pole motor with flywheels and multi-link drivetrain for trouble-free operation
• Wheels with RP25 contours operate on all popular brands of track
• Painted and printed for realistic decoration
• Highly-detailed, injection molded body
• Minimum radius: 18″
• Recommended radius: 22″

PRIMED FOR GRIME MODELS FEATURE:

• Duplicated look and feel of “In Service”equipment
• Faded base colors matched to the prototype
• Perfect starting point for adding grime and rust

SOUND EQUIPPED MODELS ALSO FEATURE

• Onboard Econami sound decoder by Soundtraxx
• • Engine startup sound sequence
• Dynamic brake sound or Non-Dynamic Straight to idle on F4
• Extra prime mover and horn sounds exclusive to Athearn 
• Sounds recorded from a real EMD 12-645E3
• Multiple bell sound files user configurable via Configuration Value (CV)
• Sound units operate in both DC and DCC
• Full DCC functions available when operated in DCC mode
• Engine, horn, and bell sounds work in DC
• All functions NMRA compatible in DCC mode
• Excellent Slow speed control
• Current Keeper ready with on board expansion plug
• Operating lighting functions with F5 and/or F6
• Program a multiple unit (MU) lashup with lead unit only horn, bell, and lights
• Many functions can be altered via CV changes

PROTOTYPE SPECIFIC INFORMATION

In 1966, EMD updated its locomotive catalog with entirely new models, all powered by the new 645 diesel engine. The SD39 had 2,300 hp from a turbocharged V12. The SD39 had the smallest prime mover of the SD locomotives in the EMD catalog. 54 were built for American railroads.

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