{"product_id":"broadway-limited-10150-ho-class-r3a-4-8-2-sound-smoke-dcc-brass-hybrid-paragon4tm-new-haven-3556-1928-1939-appearance-black-graphite","title":"Broadway Limited 10150 HO Class R3a 4-8-2 - Sound, Smoke \u0026 DCC - Brass-Hybrid Paragon4(TM) -- New Haven #3556 (1928 - 1939 Appearance, black, graphite)","description":"\u003cp\u003eHO Class R3a 4-8-2 - Sound, Smoke \u0026amp; DCC - Brass-Hybrid Paragon4(TM) -- New Haven #3556 (1928 - 1939 Appearance, black, graphite)\u003c\/p\u003e\n\u003ch3\u003eBrass-Hybrid Construction — Built to Perform\u003c\/h3\u003e\n\u003cp\u003eEach R3a Mountain features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eHand-crafted brass boiler and tender\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy die-cast chassis\u003c\/strong\u003e for serious pulling power\u003c\/li\u003e\n\u003cli\u003eExcellent weight distribution and smooth operation—the result is a locomotive that looks refined and mechanical, yet delivers the strength expected of a true Mountain-type engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRoad-Specific Detail \u0026amp; Multiple Road Numbers\u003c\/h3\u003e\n\u003cp\u003eThis first production run includes \u003cstrong\u003emultiple road numbers\u003c\/strong\u003e, each rendered with era-appropriate and road-specific detailing. Careful attention has been paid to the R3a’s unique external features—especially the distinctive front-end appliances and proportions that set it apart from more common 4-8-2 designs.\u003c\/p\u003e\n\u003cp\u003eEven for modelers without a New Haven–specific layout, the R3a offers a rare opportunity to roster a steam locomotive that is \u003cstrong\u003evisually compelling, historically important, and seldom modeled in HO scale\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eAbout the Prototype\u003c\/h2\u003e\n\u003cp\u003eThe R3a class was developed from earlier New Haven Mountain designs and stands apart for one remarkable reason: \u003cstrong\u003eit employed a three-cylinder configuration\u003c\/strong\u003e, rather than the more common two-cylinder arrangement.\u003c\/p\u003e\n\u003cp\u003eThis design offered several advantages, including \u003cstrong\u003egreater pulling power, quicker acceleration, and smoother operation\u003c\/strong\u003e, particularly at speed. As a result, the R3a locomotives became the \u003cstrong\u003e largest and heaviest steam locomotives ever rostered by the New York, New Haven and Hartford Railroad \u003c\/strong\u003e —a significant milestone in the railroad’s steam-era evolution.\u003c\/p\u003e\n\u003cp\u003eThe third cylinder, however, was difficult to access and maintain. While other railroads that experimented with three-cylinder locomotives later simplified their designs, the New Haven—constrained by financial realities—never made this modification. The R3a therefore remained a rare and uncompromising expression of steam-era ambition until the end of New Haven steam operations.\u003c\/p\u003e\n\u003ch3\u003eIndustry-Leading Model Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eALL-NEW Paragon4 Sound \u0026amp; Control System\u003c\/li\u003e\n\u003cli\u003eSynchronized puffing smoke with chuff sound\u003c\/li\u003e\n\u003cli\u003eVariable puffing smoke intensity and timing\u003c\/li\u003e\n\u003cli\u003eIntegral DCC decoder with Back EMF for superior slow-speed operation\u003c\/li\u003e\n\u003cli\u003ePrecision drive mechanism for heavy load towing\u003c\/li\u003e\n\u003cli\u003e5-pole can motor with skew-wound armature\u003c\/li\u003e\n\u003cli\u003eHandcrafted brass boiler, cab, and tender with heavy die-cast chassis\u003c\/li\u003e\n\u003cli\u003ePremium paint with authentic prototype schemes\u003c\/li\u003e\n\u003cli\u003eSeparately controllable headlight, cab light, and rear emergency light\u003c\/li\u003e\n\u003cli\u003eFactory-installed engineer and fireman figures\u003c\/li\u003e\n\u003cli\u003eExtensive separately applied detail parts\u003c\/li\u003e\n\u003cli\u003eRubber traction tires for increased pulling power\u003c\/li\u003e\n\u003cli\u003eRecommended minimum radius: 18 inches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eParagon4 Sound \u0026amp; Control System Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOperates in DC and DCC with improved DC speed control\u003c\/li\u003e\n\u003cli\u003eBuilt-in capacitor pack for reliable electrical pickup\u003c\/li\u003e\n\u003cli\u003eCapacitor automatically disabled on program track\u003c\/li\u003e\n\u003cli\u003ePro Lighting Mode for individual light control\u003c\/li\u003e\n\u003cli\u003eSwitcher Mode for precise low-speed operation\u003c\/li\u003e\n\u003cli\u003eRecord \u0026amp; Play operation for automated movement and sound\u003c\/li\u003e\n\u003cli\u003eHigh-resolution audio\u003c\/li\u003e\n\u003cli\u003eQuillable whistle with variable patterns\u003c\/li\u003e\n\u003cli\u003eMultiple selectable whistles or horns (where applicable)\u003c\/li\u003e\n\u003cli\u003eAdjustable bell timing\u003c\/li\u003e\n\u003cli\u003eUser-mappable function keys\u003c\/li\u003e\n\u003cli\u003eJohnson bar sound on direction change\u003c\/li\u003e\n\u003cli\u003ePassenger and crew sound effects\u003c\/li\u003e\n\u003cli\u003eAutomatic grade crossing signals\u003c\/li\u003e\n\u003cli\u003eForward and reverse whistle logic\u003c\/li\u003e\n\u003cli\u003eLoad-sensitive chuff intensity\u003c\/li\u003e\n\u003cli\u003eIndividually adjustable sound volumes\u003c\/li\u003e\n\u003cli\u003eEZ Reset button for factory default settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications subject to change.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Broadway Limited","offers":[{"title":"Default Title","offer_id":52950864855353,"sku":"BLI10150","price":799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/8781\/9833\/files\/BLI10150.jpg?v=1777470139","url":"https:\/\/hiawathahobbies.com\/products\/broadway-limited-10150-ho-class-r3a-4-8-2-sound-smoke-dcc-brass-hybrid-paragon4tm-new-haven-3556-1928-1939-appearance-black-graphite","provider":"Hiawatha Hobbies LLC","version":"1.0","type":"link"}