EMD F7A - ESU Sound and DCC -- Alaska Railroad #1532 (blue, yellow; Billboard Alaska Lettering)

Click here for additional information on DCC functions: ESU CV List ESU Function Mapping ESU Function Output PLEASE NOTE: When operating Walthers-branded DCC-equipped locomotives in DC mode, do not use power packs that exceed an 18V rating. This includes MRC 1300-series power packs which have known issues with our decoders. Add classic diesel power to your HO roster in minutes with WalthersMainline F7 A units! With the arrival of the F7 in 1949, EMD had exactly what railroads needed to begin dieselizing with a vengeance. Geared for freight or passenger service, they were equally at home in either assignment. Over the next four years EMD built over 2200 A and 1400 B units, delivered in a rainbow of schemes for nearly every railroad in America. Tough and durable, many soldiered on into the early 70s and several